400237980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2927}}^1$

素因数の和:3035

約数の個数: 96

約数和(自身を含む): 1168763904

約数和(自身を除く): 768525924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 53, 60, 86, 106, 129, 159, 172, 212, 215, 258, 265, 318, 430, 516, 530, 636, 645, 795, 860, 1060, 1290, 1590, 2279, 2580, 2927, 3180, 4558, 5854, 6837, 8781, 9116, 11395, 11708, 13674, 14635, 17562, 22790, 27348, 29270, 34185, 35124, 43905, 45580, 58540, 68370, 87810, 125861, 136740, 155131, 175620, 251722, 310262, 377583, 465393, 503444, 620524, 629305, 755166, 775655, 930786, 1258610, 1510332, 1551310, 1861572, 1887915, 2326965, 2517220, 3102620, 3775830, 4653930, 6670633, 7551660, 9307860, 13341266, 20011899, 26682532, 33353165, 40023798, 66706330, 80047596, 100059495, 133412660, 200118990, 400237980]

約数ペア:

[(1, 400237980), (2, 200118990), (3, 133412660), (4, 100059495), (5, 80047596), (6, 66706330), (10, 40023798), (12, 33353165), (15, 26682532), (20, 20011899), (30, 13341266), (43, 9307860), (53, 7551660), (60, 6670633), (86, 4653930), (106, 3775830), (129, 3102620), (159, 2517220), (172, 2326965), (212, 1887915), (215, 1861572), (258, 1551310), (265, 1510332), (318, 1258610), (430, 930786), (516, 775655), (530, 755166), (636, 629305), (645, 620524), (795, 503444), (860, 465393), (1060, 377583), (1290, 310262), (1590, 251722), (2279, 175620), (2580, 155131), (2927, 136740), (3180, 125861), (4558, 87810), (5854, 68370), (6837, 58540), (8781, 45580), (9116, 43905), (11395, 35124), (11708, 34185), (13674, 29270), (14635, 27348), (17562, 22790)]