#include <fstream>

using namespace std;

int n,m;
long long result;

int cmmdc(int a, int b)
{
    if (b == 0) return a;
    return cmmdc(b, a % b);
}

int main()
{
    ifstream f("dreptunghiuri.in");
    ofstream g("dreptunghiuri.out");

    f >> n >> m;

    result =  n * (n - 1) * m * (m - 1) / 4;

    --n,--m;
    for (int i = 1; i <= n; ++i)
        for (int j = 1; j <= m; ++j)
            if (cmmdc(i, j) == 1)
                for (int k = 1; k * i <= n && k * j <= m; ++k)
                    for (int l = 1; k * i + l * j <= n && k * j + l * i <= m; ++l)
                        result += (n - k * i - l * j + 1) * (m - k * j - l * i + 1);

    g << result << '\n';

return 0;
}