#include <bits/stdc++.h>
using namespace std;
int main(){
    int m,n;
    cin>>m>>n;
    for(int i=1;i<=m*n;i++){
        if(i%n==0&&i%m==0){
            cout<<i;
            break;
        }
    }
}
/**************************************************************
	Problem: 1087
	User: linmiaoling
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/