18412921320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2161141}}^1$

素因数の和:2161226

約数の個数: 64

約数和(自身を含む): 56016800640

約数和(自身を除く): 37603879320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 2161141, 4322282, 6483423, 8644564, 10805705, 12966846, 17289128, 21611410, 25933692, 32417115, 43222820, 51867384, 64834230, 86445640, 129668460, 153441011, 259336920, 306882022, 460323033, 613764044, 767205055, 920646066, 1227528088, 1534410110, 1841292132, 2301615165, 3068820220, 3682584264, 4603230330, 6137640440, 9206460660, 18412921320]

約数ペア:

[(1, 18412921320), (2, 9206460660), (3, 6137640440), (4, 4603230330), (5, 3682584264), (6, 3068820220), (8, 2301615165), (10, 1841292132), (12, 1534410110), (15, 1227528088), (20, 920646066), (24, 767205055), (30, 613764044), (40, 460323033), (60, 306882022), (71, 259336920), (120, 153441011), (142, 129668460), (213, 86445640), (284, 64834230), (355, 51867384), (426, 43222820), (568, 32417115), (710, 25933692), (852, 21611410), (1065, 17289128), (1420, 12966846), (1704, 10805705), (2130, 8644564), (2840, 6483423), (4260, 4322282), (8520, 2161141)]