28520580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 88381440

約数和(自身を除く): 59860860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 79, 110, 132, 158, 165, 220, 237, 316, 330, 395, 474, 547, 660, 790, 869, 948, 1094, 1185, 1580, 1641, 1738, 2188, 2370, 2607, 2735, 3282, 3476, 4345, 4740, 5214, 5470, 6017, 6564, 8205, 8690, 10428, 10940, 12034, 13035, 16410, 17380, 18051, 24068, 26070, 30085, 32820, 36102, 43213, 52140, 60170, 72204, 86426, 90255, 120340, 129639, 172852, 180510, 216065, 259278, 361020, 432130, 475343, 518556, 648195, 864260, 950686, 1296390, 1426029, 1901372, 2376715, 2592780, 2852058, 4753430, 5704116, 7130145, 9506860, 14260290, 28520580]

約数ペア:

[(1, 28520580), (2, 14260290), (3, 9506860), (4, 7130145), (5, 5704116), (6, 4753430), (10, 2852058), (11, 2592780), (12, 2376715), (15, 1901372), (20, 1426029), (22, 1296390), (30, 950686), (33, 864260), (44, 648195), (55, 518556), (60, 475343), (66, 432130), (79, 361020), (110, 259278), (132, 216065), (158, 180510), (165, 172852), (220, 129639), (237, 120340), (316, 90255), (330, 86426), (395, 72204), (474, 60170), (547, 52140), (660, 43213), (790, 36102), (869, 32820), (948, 30085), (1094, 26070), (1185, 24068), (1580, 18051), (1641, 17380), (1738, 16410), (2188, 13035), (2370, 12034), (2607, 10940), (2735, 10428), (3282, 8690), (3476, 8205), (4345, 6564), (4740, 6017), (5214, 5470)]