120666840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{143651}}^1$

素因数の和:143672

約数の個数: 64

約数和(自身を含む): 413717760

約数和(自身を除く): 293050920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 143651, 287302, 430953, 574604, 718255, 861906, 1005557, 1149208, 1436510, 1723812, 2011114, 2154765, 2873020, 3016671, 3447624, 4022228, 4309530, 5027785, 5746040, 6033342, 8044456, 8619060, 10055570, 12066684, 15083355, 17238120, 20111140, 24133368, 30166710, 40222280, 60333420, 120666840]

約数ペア:

[(1, 120666840), (2, 60333420), (3, 40222280), (4, 30166710), (5, 24133368), (6, 20111140), (7, 17238120), (8, 15083355), (10, 12066684), (12, 10055570), (14, 8619060), (15, 8044456), (20, 6033342), (21, 5746040), (24, 5027785), (28, 4309530), (30, 4022228), (35, 3447624), (40, 3016671), (42, 2873020), (56, 2154765), (60, 2011114), (70, 1723812), (84, 1436510), (105, 1149208), (120, 1005557), (140, 861906), (168, 718255), (210, 574604), (280, 430953), (420, 287302), (840, 143651)]