import java.util.*; public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); while(sc.hasNextInt()){ int a = sc.nextInt(); int b = sc.nextInt(); for(int i = Math.min(a,b); i > 0; i--){ if(a%i == 0 && b%i == 0){ System.out.println(a*b/i); break; } } } } }