#include <bits/stdc++.h>
using namespace std;
int main() {
    int S;
    cin >> S;
    while(S--) {
        long long X,Y;
        cin >> X >> Y;
        if(X < Y) {
            swap(X,Y);
        }
        int ans = 0;
        for(long long i = 1; i*i <= X-Y; i++) {
            if((X-Y)%i) {
                continue;
            }
            long long A = i+1,BC = (X-Y)/i;
            if((Y-BC)%(A+1) == 0 && (X-A*BC)%(A+1) == 0 && (Y-BC)/(A+1) == (X-A*BC)/(A+1) && Y >= BC && X >= A*BC) {
                ans++;
            }
            if(i*i == X-Y) {
                continue;
            }
            A = (X-Y)/i+1;
            BC = (X-Y)/((X-Y)/i);
            if((Y-BC)%(A+1) == 0 && (X-A*BC)%(A+1) == 0 && (Y-BC)/(A+1) == (X-A*BC)/(A+1) && Y >= BC && X >= A*BC) {
                ans++;
            }
        }
        cout << ans << endl;
    }
}