68895072

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1721}}^1$

素因数の和:1876

約数の個数: 72

約数和(自身を含む): 197444520

約数和(自身を除く): 128549448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 556, 834, 1112, 1251, 1668, 1721, 2224, 2502, 3336, 3442, 4448, 5004, 5163, 6672, 6884, 10008, 10326, 13344, 13768, 15489, 20016, 20652, 27536, 30978, 40032, 41304, 55072, 61956, 82608, 123912, 165216, 239219, 247824, 478438, 495648, 717657, 956876, 1435314, 1913752, 2152971, 2870628, 3827504, 4305942, 5741256, 7655008, 8611884, 11482512, 17223768, 22965024, 34447536, 68895072]

約数ペア:

[(1, 68895072), (2, 34447536), (3, 22965024), (4, 17223768), (6, 11482512), (8, 8611884), (9, 7655008), (12, 5741256), (16, 4305942), (18, 3827504), (24, 2870628), (32, 2152971), (36, 1913752), (48, 1435314), (72, 956876), (96, 717657), (139, 495648), (144, 478438), (278, 247824), (288, 239219), (417, 165216), (556, 123912), (834, 82608), (1112, 61956), (1251, 55072), (1668, 41304), (1721, 40032), (2224, 30978), (2502, 27536), (3336, 20652), (3442, 20016), (4448, 15489), (5004, 13768), (5163, 13344), (6672, 10326), (6884, 10008)]