201818540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4519}}^1$

素因数の和:4575

約数の個数: 96

約数和(自身を含む): 546739200

約数和(自身を除く): 344920660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 770, 812, 1015, 1276, 1540, 1595, 2030, 2233, 3190, 4060, 4466, 4519, 6380, 8932, 9038, 11165, 18076, 22330, 22595, 31633, 44660, 45190, 49709, 63266, 90380, 99418, 126532, 131051, 158165, 198836, 248545, 262102, 316330, 347963, 497090, 524204, 632660, 655255, 695926, 917357, 994180, 1310510, 1391852, 1441561, 1739815, 1834714, 2621020, 2883122, 3479630, 3669428, 4586785, 5766244, 6959260, 7207805, 9173570, 10090927, 14415610, 18347140, 20181854, 28831220, 40363708, 50454635, 100909270, 201818540]

約数ペア:

[(1, 201818540), (2, 100909270), (4, 50454635), (5, 40363708), (7, 28831220), (10, 20181854), (11, 18347140), (14, 14415610), (20, 10090927), (22, 9173570), (28, 7207805), (29, 6959260), (35, 5766244), (44, 4586785), (55, 3669428), (58, 3479630), (70, 2883122), (77, 2621020), (110, 1834714), (116, 1739815), (140, 1441561), (145, 1391852), (154, 1310510), (203, 994180), (220, 917357), (290, 695926), (308, 655255), (319, 632660), (385, 524204), (406, 497090), (580, 347963), (638, 316330), (770, 262102), (812, 248545), (1015, 198836), (1276, 158165), (1540, 131051), (1595, 126532), (2030, 99418), (2233, 90380), (3190, 63266), (4060, 49709), (4466, 45190), (4519, 44660), (6380, 31633), (8932, 22595), (9038, 22330), (11165, 18076)]