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import java.util.*;

import java.util.function.Function;

import java.util.stream.IntStream;

import java.util.stream.Stream;

public class BetweenTwoSets {

public static void main(String[] args) {

System.out.println(getTotalX(new ArrayList<>(Arrays.asList(2,4)), new ArrayList<>(Arrays.asList(16,32,96))));

}

public static int getTotalX(List<Integer> a, List<Integer> b) {

a.addAll(b);

Collections.sort(a);

int ctr = 0;

int factor = a.get(a.size() - 1) % a.get(a.size() - 2);

for(int c = a.size() -1; c > 0 ; c--) {

boolean result = true;

for(int i = a.size() - 1; i >=0; i--) {

if(a.get(i) % factor != 0) {

result = false;

break;

}

}

if(result) {

ctr++;

}

factor = a.get(c);

if (factor == 0) break;

}

return ctr;

}

}