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