#include <fstream>
using namespace std;

ifstream in("dreptunghiuri.in");
ofstream out("dreptunghiuri.out");

inline int cmmdc(int x, int y){
    return y ? cmmdc(y, x % y) : x;
}

int main(){
    int n, m;

    in >> n >> m;

    long long rez = (long long)n * (n - 1) * m * (m - 1) / 4;

    for (int x = 1 ; x <= n ; x++)
        for (int y = 1 ; y <= m ; y++)
            if (cmmdc(x , y) == 1)
                for (int a = 1 ; a * x <= n && a * y <= m ; a++)
                    for (int b = 1 ; a * x + b * y <= n && a * y + b * x <= m ; b++)
                        rez += (n - a * x - b * y) * (m - a * y - b * x);

    out << rez << "\n";

    return 0;
}