#include<stdio.h>
int main(){
    int a, b;
    scanf("%d %d", &a &b);
    if(a < 0 || b < 0){
        printf("Invalid Input");
        return 0;
    }
    if(a == 0 || b == 0){
        printf("0");
        return 0;
    }
    int x = a, y = b;
    while(b != 0){
        int temp = b;
        b = a % b;
        a = temp;
    }
    int gcd = a;
    int lcm = (x * y) / gcd;
    printf("%d", lcm);
    return 0;
}