func_code_string: #include <bits/stdc++.h>   const int N = 100005;   long long num1[N], num2[N], num3[N];   void init() {     memset(num1, 0, sizeof(num1));     memset(num2, 0, sizeof(num2));     memset(num3, 0, sizeof(num3));     for (int i = 1; i < N; ++i) {       for (int j = i; j < N; j += i) {         num1[j] += 1;       }     }     num2[0] = 0;     for (int i = 1; i < N; ++i) {       num2[i] = num2[i - 1] + i;     }     num3[0] = 0;     for (int i = 1; i < N; ++i) {       num3[i] = num3[i - 1] + num2[i];     }   }   int gcd(int x, int y) { return y == 0 ? x : gcd(y, x % y); }   int main() {     init();     int t;     scanf( %d , &t);     while (t--) {       int x, y, z;       scanf( %d%d%d , &x, &y, &z);       int gcd_3 = gcd(x, gcd(y, z));       int gcd_xy = gcd(x, y);       int gcd_yz = gcd(y, z);       int gcd_xz = gcd(x, z);       long long g_3 = num1[gcd_3];       long long g_xy = num1[gcd_xy] - num1[gcd_3];       long long g_xz = num1[gcd_xz] - num1[gcd_3];       long long g_yz = num1[gcd_yz] - num1[gcd_3];       long long g_x = num1[x] + num1[gcd_3] - num1[gcd_xy] - num1[gcd_xz];       long long g_y = num1[y] + num1[gcd_3] - num1[gcd_xy] - num1[gcd_yz];       long long g_z = num1[z] + num1[gcd_3] - num1[gcd_xz] - num1[gcd_yz];       long long cnt = 0;       cnt += num3[g_3];       cnt += num2[g_3] * (g_xy + g_yz + g_xz + g_x + g_y + g_z);       cnt += g_3 * (g_x * g_y + g_y * g_z + g_x * g_z + num2[g_xy] + num2[g_xz] +                     num2[g_yz]);       cnt += g_3 * ((g_xy + g_yz + g_xz) * (g_x + g_y + g_z));       cnt += g_3 * (g_xy * g_xz + g_xz * g_yz + g_xy * g_yz);       cnt += num2[g_xy] * (g_z + g_xz + g_yz) + num2[g_yz] * (g_x + g_xy + g_xz) +              num2[g_xz] * (g_y + g_xy + g_yz);       cnt += (g_x + g_y + g_z) * (g_xy * g_yz + g_xz * g_yz + g_xy * g_xz);       cnt += (g_x * g_y) * (g_xz + g_yz) + (g_y * g_z) * (g_xy + g_xz) +              (g_x * g_z) * (g_xy + g_yz);       cnt += g_x * g_y * g_z;       cnt += g_xy * g_yz * g_xz;       printf( %d n , (int)cnt);     }     return 0;   }   