#include <bits/stdc++.h>
#include <atcoder/math>
using namespace std;

int main()
{
    int T;
    scanf("%d", &T);
    while (T--)
    {
        long N, A, B;
        scanf("%ld%ld%ld", &N, &A, &B);
        long ans = 0;
        ans += N * (N / A) - A * (N / A) * (N / A + 1) / 2;
        ans += N * (N / B) - B * (N / B) * (N / B + 1) / 2;
        if(N >= A) ans -= atcoder::floor_sum(N / A, B, A, N%A);
        printf("%ld\n", ans);
    }
}