28015740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1836

約数の個数: 96

約数和(自身を含む): 90216000

約数和(自身を除く): 62200260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 870, 1044, 1305, 1566, 1740, 1789, 2610, 3132, 3578, 3915, 5220, 5367, 7156, 7830, 8945, 10734, 15660, 16101, 17890, 21468, 26835, 32202, 35780, 48303, 51881, 53670, 64404, 80505, 96606, 103762, 107340, 155643, 161010, 193212, 207524, 241515, 259405, 311286, 322020, 466929, 483030, 518810, 622572, 778215, 933858, 966060, 1037620, 1400787, 1556430, 1867716, 2334645, 2801574, 3112860, 4669290, 5603148, 7003935, 9338580, 14007870, 28015740]

約数ペア:

[(1, 28015740), (2, 14007870), (3, 9338580), (4, 7003935), (5, 5603148), (6, 4669290), (9, 3112860), (10, 2801574), (12, 2334645), (15, 1867716), (18, 1556430), (20, 1400787), (27, 1037620), (29, 966060), (30, 933858), (36, 778215), (45, 622572), (54, 518810), (58, 483030), (60, 466929), (87, 322020), (90, 311286), (108, 259405), (116, 241515), (135, 207524), (145, 193212), (174, 161010), (180, 155643), (261, 107340), (270, 103762), (290, 96606), (348, 80505), (435, 64404), (522, 53670), (540, 51881), (580, 48303), (783, 35780), (870, 32202), (1044, 26835), (1305, 21468), (1566, 17890), (1740, 16101), (1789, 15660), (2610, 10734), (3132, 8945), (3578, 7830), (3915, 7156), (5220, 5367)]