import java.util.*;

public class Main {

public static void main(String[] args) {
    Scanner console = new Scanner(System.in);
    int m = console.nextInt();
    int n = console.nextInt();
    int result = getCM(m, n);
    System.out.println(result);
}

public static int getCM(int m, int n){

    //write your code here......
    if( m > n ){
        int res = m;
        while( true ){
            if( res % m == 0 && res % n == 0 ){
                break;
            }
            res++;
        }
        return res;
    }else{
        int res = n;
        while( true ){
            if( res % m == 0 && res % n == 0 ){
                break;
            }
            res++;
        }
        return res;
    }
}

}