#include <iostream>
#include <fstream>
using namespace std;
ifstream in("dreptunghiuri.in");
ofstream out("dreptunghiuri.out");
int main()
{
    int n, m, i, j, x, y, r=0;
    in>>n>>m;
    for(i=1;i<n;i++){
        for(j=0;j<m;j+=i){
            x=i+j*j/i/i;
            y=i+j;
            r+=(n-x)*(m-y);
        }
    }
    out<<r*2-2;
    return 0;
}