#include <bits/stdc++.h>

using namespace std;

unsigned long long gcd(unsigned long long a, unsigned long long b) {
	return b ? gcd(b, a % b) : a;
}

void hawawa()
{
	unsigned long long a, b;
	cin >> a >> b;
	unsigned long long score1 = gcd(a + b, a);
	unsigned long long score2 = gcd(a + b, b);
	unsigned long long score3 = gcd(a + b, a / gcd(score1, score2));
	cout << score2 * score3 << "\n";
}

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	hawawa();
	return 0;
}