#include <iostream>
using namespace std;

int main(){
    int num1,num2;
    while(cin >> num1 >>num2){
        for(int i = 1; i <= num1*num2; i++){
            if(i % num1 == 0 && i % num2 == 0){
                cout << i <<endl;
                break;
            }
        }      
    } 
}