#include <fstream>
#include <algorithm>

using namespace std;

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

int N, M;
long long result;

int main()
{
    ifstream fin("dreptunghiuri.in");
    ofstream fout("dreptunghiuri.out");

    fin >> N >> M;

    result = 1LL * 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)
                    for (int l = 1; k * i + l * j <= M; ++l)
                        result += (N - k * i - l * j + 1) * (M - k * i - l * j + 1);

    fout << result << '\n';

    fin.close();
    fout.close();
}