220529640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 687813120

約数和(自身を除く): 467283480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 61, 94, 120, 122, 141, 183, 188, 235, 244, 282, 305, 366, 376, 470, 488, 564, 610, 641, 705, 732, 915, 940, 1128, 1220, 1282, 1410, 1464, 1830, 1880, 1923, 2440, 2564, 2820, 2867, 3205, 3660, 3846, 5128, 5640, 5734, 6410, 7320, 7692, 8601, 9615, 11468, 12820, 14335, 15384, 17202, 19230, 22936, 25640, 28670, 30127, 34404, 38460, 39101, 43005, 57340, 60254, 68808, 76920, 78202, 86010, 90381, 114680, 117303, 120508, 150635, 156404, 172020, 180762, 195505, 234606, 241016, 301270, 312808, 344040, 361524, 391010, 451905, 469212, 586515, 602540, 723048, 782020, 903810, 938424, 1173030, 1205080, 1564040, 1807620, 1837747, 2346060, 3615240, 3675494, 4692120, 5513241, 7350988, 9188735, 11026482, 14701976, 18377470, 22052964, 27566205, 36754940, 44105928, 55132410, 73509880, 110264820, 220529640]

約数ペア:

[(1, 220529640), (2, 110264820), (3, 73509880), (4, 55132410), (5, 44105928), (6, 36754940), (8, 27566205), (10, 22052964), (12, 18377470), (15, 14701976), (20, 11026482), (24, 9188735), (30, 7350988), (40, 5513241), (47, 4692120), (60, 3675494), (61, 3615240), (94, 2346060), (120, 1837747), (122, 1807620), (141, 1564040), (183, 1205080), (188, 1173030), (235, 938424), (244, 903810), (282, 782020), (305, 723048), (366, 602540), (376, 586515), (470, 469212), (488, 451905), (564, 391010), (610, 361524), (641, 344040), (705, 312808), (732, 301270), (915, 241016), (940, 234606), (1128, 195505), (1220, 180762), (1282, 172020), (1410, 156404), (1464, 150635), (1830, 120508), (1880, 117303), (1923, 114680), (2440, 90381), (2564, 86010), (2820, 78202), (2867, 76920), (3205, 68808), (3660, 60254), (3846, 57340), (5128, 43005), (5640, 39101), (5734, 38460), (6410, 34404), (7320, 30127), (7692, 28670), (8601, 25640), (9615, 22936), (11468, 19230), (12820, 17202), (14335, 15384)]