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;
}
}
}
}
} 
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