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


public class Main_yukicoder864 {

	private static Scanner sc;
	private static Printer pr;

	private static void solve() {
		long n = sc.nextLong();
		long k = sc.nextLong();

		long ans = 0;
		for (int i = 1; (long)i * i <= k; i++) {
			if (k % i != 0) {
				continue;
			}
			
			ans += f(i, n) * f(k / i, n);
			if (i != k / i) {
				ans += f(k/ i, n) * f(i, n);
			}
		}
		
		pr.println(ans);
	}

	private static long f(long i, long n) {
		if (i > 2 * n) {
			return 0;
		}

		long tmp = Math.min(n, i - 1);
		long tmp1 = Math.max(1, i - tmp);
		
		return tmp - tmp1 + 1;
	}

	// ---------------------------------------------------
	public static void main(String[] args) {
		sc = new Scanner(System.in);
		pr = new Printer(System.out);
			
		solve();
			
		pr.close();
		sc.close();
	}

	static class Printer extends PrintWriter {
		Printer(OutputStream out) {
			super(out);
		}
		
		void printInts(int... a) {
			StringBuilder sb = new StringBuilder(32);
			for (int i = 0, size = a.length; i < size; i++) {
				if (i > 0) {
					sb.append(' ');
				}
				sb.append(a[i]);
			}

			println(sb);
		}
		
		void printLongs(long... a) {
			StringBuilder sb = new StringBuilder(64);
			for (int i = 0, size = a.length; i < size; i++) {
				if (i > 0) {
					sb.append(' ');
				}
				sb.append(a[i]);
			}

			println(sb);
		}
		
		void printStrings(String... a) {
			StringBuilder sb = new StringBuilder(32);
			for (int i = 0, size = a.length; i < size; i++) {
				if (i > 0) {
					sb.append(' ');
				}
				sb.append(a[i]);
			}

			println(sb);
		}
	}
}