import java.io.*;
import java.util.*;

public class HuxleyCode {
  public static void main(String args[]) {
    Scanner input = new Scanner(System.in);

    int x = input.nextInt();
    int y = input.nextInt();
    int total = 0;

    for(int count = 1; count < 50; count++){
      if(count % x == 0 && count % y == 0)
        total = total + 1;
    }

    System.out.printf("%d", total);
  }
}