1621054620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1000651}}^1$

素因数の和:1000672

約数の個数: 60

約数和(自身を含む): 5085313464

約数和(自身を除く): 3464258844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 1000651, 2001302, 3001953, 4002604, 5003255, 6003906, 9005859, 10006510, 12007812, 15009765, 18011718, 20013020, 27017577, 30019530, 36023436, 45029295, 54035154, 60039060, 81052731, 90058590, 108070308, 135087885, 162105462, 180117180, 270175770, 324210924, 405263655, 540351540, 810527310, 1621054620]

約数ペア:

[(1, 1621054620), (2, 810527310), (3, 540351540), (4, 405263655), (5, 324210924), (6, 270175770), (9, 180117180), (10, 162105462), (12, 135087885), (15, 108070308), (18, 90058590), (20, 81052731), (27, 60039060), (30, 54035154), (36, 45029295), (45, 36023436), (54, 30019530), (60, 27017577), (81, 20013020), (90, 18011718), (108, 15009765), (135, 12007812), (162, 10006510), (180, 9005859), (270, 6003906), (324, 5003255), (405, 4002604), (540, 3001953), (810, 2001302), (1620, 1000651)]