A,B=map(int,input().split())
S,T=A+B,A*B
res=1
S_dic={};T_dic={}
for i in range(2,S//2+1):
	while S/i == S//i:
		if i not in S_dic.keys():S_dic[i]=1
		else: S_dic[i]+=1
		S=S//i
for i in range(2,T//2+1):
	while T/i == T//i:
		if i not in T_dic.keys():T_dic[i]=1
		else: T_dic[i]+=1
		T=T//i
for k in S_dic.keys():
	if k in T_dic.keys():
		res*=k**min(S_dic[k],T_dic[k])
print(res)