28330680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 100569600

約数和(自身を除く): 72238920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1163, 1218, 1624, 1740, 2030, 2326, 2436, 3045, 3480, 3489, 4060, 4652, 4872, 5815, 6090, 6978, 8120, 8141, 9304, 11630, 12180, 13956, 16282, 17445, 23260, 24360, 24423, 27912, 32564, 33727, 34890, 40705, 46520, 48846, 65128, 67454, 69780, 81410, 97692, 101181, 122115, 134908, 139560, 162820, 168635, 195384, 202362, 236089, 244230, 269816, 325640, 337270, 404724, 472178, 488460, 505905, 674540, 708267, 809448, 944356, 976920, 1011810, 1180445, 1349080, 1416534, 1888712, 2023620, 2360890, 2833068, 3541335, 4047240, 4721780, 5666136, 7082670, 9443560, 14165340, 28330680]

約数ペア:

[(1, 28330680), (2, 14165340), (3, 9443560), (4, 7082670), (5, 5666136), (6, 4721780), (7, 4047240), (8, 3541335), (10, 2833068), (12, 2360890), (14, 2023620), (15, 1888712), (20, 1416534), (21, 1349080), (24, 1180445), (28, 1011810), (29, 976920), (30, 944356), (35, 809448), (40, 708267), (42, 674540), (56, 505905), (58, 488460), (60, 472178), (70, 404724), (84, 337270), (87, 325640), (105, 269816), (116, 244230), (120, 236089), (140, 202362), (145, 195384), (168, 168635), (174, 162820), (203, 139560), (210, 134908), (232, 122115), (280, 101181), (290, 97692), (348, 81410), (406, 69780), (420, 67454), (435, 65128), (580, 48846), (609, 46520), (696, 40705), (812, 34890), (840, 33727), (870, 32564), (1015, 27912), (1160, 24423), (1163, 24360), (1218, 23260), (1624, 17445), (1740, 16282), (2030, 13956), (2326, 12180), (2436, 11630), (3045, 9304), (3480, 8141), (3489, 8120), (4060, 6978), (4652, 6090), (4872, 5815)]