import java.util.Scanner;

class Main{
  public static void main(String args[]){
    Scanner scan=new Scanner(System.in);
    int a=scan.nextInt();
    int b=scan.nextInt();
    boolean flag=true;
    long aa=a, bb=b;
    while(flag){
      if(aa<bb){
        aa+=a;
      }else if(bb<aa){
        bb+=b;
      }else if(aa==bb){
        flag=false;
      }
    }
    System.out.println(aa);
  }
}
/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