Q72中

 for prime3 in list_primes:
                n3 = n2*prime3
                if n3 <= max:
                    if prime3 != prime1 and prime3 != prime2:
                        a3 = a2*(prime3-1)
                        #prime3*prime3
                    else:
                        a3 = a2*prime3
                    list_answer[n3] = a3
                else:
                    break
               
                for prime4 in list_primes:
                    n4 = n3*prime4
                    if n4 <= max:
                        if prime4 != prime1 and prime4 != prime2 and prime4 != prime3:
                            a4 = a3*(prime4-1)
                            #prime3*prime3
                        else:
                            a4 = a3*prime4
                        list_answer[n4] = a4
                    else:
                        break