while True:
    try:
        a,b = map(int,input().strip().split()) 
        c = a * b
        m = max(a,b)
        n = min(a,b)
        list1 = [] 
        x = 1
        for i in range(1,n+1):
            x = m * i 
            list1.append(x)
        for k in list1:
            if k % n == 0:
                print(k)
                break
            else:
                continue 
    except:
        break