import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        long a = scan.nextInt();
        long b = scan.nextInt();
        long max = Math.max(a, b);
        long temp = a * b;
        long ans = 0;
        for(long i = max; i <= temp; i += max) {
        	if(i % a == 0 && i % b == 0) {
        		ans = i;
        		break;
        	}
        }
        System.out.println(ans);
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz