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); }

//穷举法

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

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

} }