140553840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83663}}^1$

素因数の和:83686

約数の個数: 80

約数和(自身を含む): 497968128

約数和(自身を除く): 357414288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 83663, 167326, 250989, 334652, 418315, 501978, 585641, 669304, 836630, 1003956, 1171282, 1254945, 1338608, 1673260, 1756923, 2007912, 2342564, 2509890, 2928205, 3346520, 3513846, 4015824, 4685128, 5019780, 5856410, 6693040, 7027692, 8784615, 9370256, 10039560, 11712820, 14055384, 17569230, 20079120, 23425640, 28110768, 35138460, 46851280, 70276920, 140553840]

約数ペア:

[(1, 140553840), (2, 70276920), (3, 46851280), (4, 35138460), (5, 28110768), (6, 23425640), (7, 20079120), (8, 17569230), (10, 14055384), (12, 11712820), (14, 10039560), (15, 9370256), (16, 8784615), (20, 7027692), (21, 6693040), (24, 5856410), (28, 5019780), (30, 4685128), (35, 4015824), (40, 3513846), (42, 3346520), (48, 2928205), (56, 2509890), (60, 2342564), (70, 2007912), (80, 1756923), (84, 1673260), (105, 1338608), (112, 1254945), (120, 1171282), (140, 1003956), (168, 836630), (210, 669304), (240, 585641), (280, 501978), (336, 418315), (420, 334652), (560, 250989), (840, 167326), (1680, 83663)]