678577530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{318581}}^1$

素因数の和:318662

約数の個数: 32

約数和(自身を含む): 1651529088

約数和(自身を除く): 972951558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 318581, 637162, 955743, 1592905, 1911486, 3185810, 4778715, 9557430, 22619251, 45238502, 67857753, 113096255, 135715506, 226192510, 339288765, 678577530]

約数ペア:

[(1, 678577530), (2, 339288765), (3, 226192510), (5, 135715506), (6, 113096255), (10, 67857753), (15, 45238502), (30, 22619251), (71, 9557430), (142, 4778715), (213, 3185810), (355, 1911486), (426, 1592905), (710, 955743), (1065, 637162), (2130, 318581)]