include

using namespace std;

int main() {

long long a, b, c, d, g;
cin >> a >> b;
long long x, y;
x = a;
y = b;
while (b != 0) {
	c = a % b;
	a = b;
	b = c;
}
g = a;
d = x / g * y / g * g;
cout << g;
//cout<< " " << d;
return 0;

}