import java.util.Scanner;
class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
if(a == b){
System.out.println(a);
return;
}
int t = f(a,b);
int ans = a*b/t;
System.out.println(ans);
}
private static int f(int a, int b) {
// TODO Auto-generated method stub
if(a == 0)
return b;
if(b == 0)
return a;
return f(a%b,b%a);
}
}
