import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.InputMismatchException;
import java.io.IOException;
import java.util.ArrayList;
import java.io.InputStream;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 *
 * @author KharYusuf
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        FastReader in = new FastReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        DDisjointSetOfCommonDivisors solver = new DDisjointSetOfCommonDivisors();
        solver.solve(1, in, out);
        out.close();
    }

    static class DDisjointSetOfCommonDivisors {
        public void solve(int testNumber, FastReader s, PrintWriter w) {
            long a = s.nextLong(), b = s.nextLong(), g = func.gcd(a, b);
            int ans = 1, MX = (int) 1e6 + 1;
            boolean[] vis = new boolean[MX];
            ArrayList<Integer> pr = new ArrayList<>();
            for (int i = 2; i < MX; i++) {
                if (!vis[i]) {
                    pr.add(i);
                    for (int j = i << 1; j < MX; j += i) vis[j] = true;
                }
            }
            for (int i : pr) {
                if (g % i == 0) {
                    ans++;
                    while (g % i == 0) g /= i;
                }
            }
            if (g > 1) {
                ans++;
            }
            w.println(ans);
        }

    }

    static class FastReader {
        private InputStream stream;
        private byte[] buf = new byte[1024];
        private int curChar;
        private int numChars;
        private FastReader.SpaceCharFilter filter;

        public FastReader(InputStream stream) {
            this.stream = stream;
        }

        public int read() {

            if (numChars == -1)
                throw new InputMismatchException();

            if (curChar >= numChars) {

                curChar = 0;

                try {
                    numChars = stream.read(buf);
                } catch (IOException e) {
                    throw new InputMismatchException();
                }

                if (numChars <= 0)
                    return -1;
            }

            return buf[curChar++];
        }

        public long nextLong() {

            int c = read();

            while (isSpaceChar(c))
                c = read();

            int sgn = 1;

            if (c == '-') {
                sgn = -1;
                c = read();
            }

            long res = 0;

            do {
                if (c < '0' || c > '9')
                    throw new InputMismatchException();

                res *= 10;
                res += c - '0';
                c = read();
            }

            while (!isSpaceChar(c));
            return res * sgn;
        }

        public boolean isSpaceChar(int c) {

            if (filter != null)
                return filter.isSpaceChar(c);

            return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
        }

        public interface SpaceCharFilter {
            public boolean isSpaceChar(int ch);

        }

    }

    static class func {
        public static long gcd(long a, long b) {
            return (b == 0) ? a : gcd(b, a % b);
        }

    }
}



Measured memory_bytes: 27988