68474672

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 157132800

約数和(自身を除く): 88658128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 79, 109, 112, 142, 158, 218, 284, 316, 436, 497, 553, 568, 632, 763, 872, 994, 1106, 1136, 1264, 1526, 1744, 1988, 2212, 3052, 3976, 4424, 5609, 6104, 7739, 7952, 8611, 8848, 11218, 12208, 15478, 17222, 22436, 30956, 34444, 39263, 44872, 54173, 60277, 61912, 68888, 78526, 89744, 108346, 120554, 123824, 137776, 157052, 216692, 241108, 314104, 433384, 482216, 611381, 628208, 866768, 964432, 1222762, 2445524, 4279667, 4891048, 8559334, 9782096, 17118668, 34237336, 68474672]

約数ペア:

[(1, 68474672), (2, 34237336), (4, 17118668), (7, 9782096), (8, 8559334), (14, 4891048), (16, 4279667), (28, 2445524), (56, 1222762), (71, 964432), (79, 866768), (109, 628208), (112, 611381), (142, 482216), (158, 433384), (218, 314104), (284, 241108), (316, 216692), (436, 157052), (497, 137776), (553, 123824), (568, 120554), (632, 108346), (763, 89744), (872, 78526), (994, 68888), (1106, 61912), (1136, 60277), (1264, 54173), (1526, 44872), (1744, 39263), (1988, 34444), (2212, 30956), (3052, 22436), (3976, 17222), (4424, 15478), (5609, 12208), (6104, 11218), (7739, 8848), (7952, 8611)]