#include <stdio.h>

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

int lcm(it a, int b) {
    return (a * b) / gcd(a, b);
}

int main() {
    int a, b;
    scanf("%d", &a);
    scanf("%d", &b);
    printf("%d\n", lcm(a,b));
    return 0;
}