2660460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 8467200

約数和(自身を除く): 5806740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 139, 145, 165, 174, 220, 278, 290, 319, 330, 348, 417, 435, 556, 580, 638, 660, 695, 834, 870, 957, 1276, 1390, 1529, 1595, 1668, 1740, 1914, 2085, 2780, 3058, 3190, 3828, 4031, 4170, 4587, 4785, 6116, 6380, 7645, 8062, 8340, 9174, 9570, 12093, 15290, 16124, 18348, 19140, 20155, 22935, 24186, 30580, 40310, 44341, 45870, 48372, 60465, 80620, 88682, 91740, 120930, 133023, 177364, 221705, 241860, 266046, 443410, 532092, 665115, 886820, 1330230, 2660460]

約数ペア:

[(1, 2660460), (2, 1330230), (3, 886820), (4, 665115), (5, 532092), (6, 443410), (10, 266046), (11, 241860), (12, 221705), (15, 177364), (20, 133023), (22, 120930), (29, 91740), (30, 88682), (33, 80620), (44, 60465), (55, 48372), (58, 45870), (60, 44341), (66, 40310), (87, 30580), (110, 24186), (116, 22935), (132, 20155), (139, 19140), (145, 18348), (165, 16124), (174, 15290), (220, 12093), (278, 9570), (290, 9174), (319, 8340), (330, 8062), (348, 7645), (417, 6380), (435, 6116), (556, 4785), (580, 4587), (638, 4170), (660, 4031), (695, 3828), (834, 3190), (870, 3058), (957, 2780), (1276, 2085), (1390, 1914), (1529, 1740), (1595, 1668)]