68875840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1196

約数の個数: 112

約数和(自身を含む): 189609984

約数和(自身を除く): 120734144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1151, 1360, 1496, 1760, 1870, 2302, 2720, 2992, 3520, 3740, 4604, 5440, 5755, 5984, 7480, 9208, 11510, 11968, 12661, 14960, 18416, 19567, 23020, 25322, 29920, 36832, 39134, 46040, 50644, 59840, 63305, 73664, 78268, 92080, 97835, 101288, 126610, 156536, 184160, 195670, 202576, 215237, 253220, 313072, 368320, 391340, 405152, 430474, 506440, 626144, 782680, 810304, 860948, 1012880, 1076185, 1252288, 1565360, 1721896, 2025760, 2152370, 3130720, 3443792, 4051520, 4304740, 6261440, 6887584, 8609480, 13775168, 17218960, 34437920, 68875840]

約数ペア:

[(1, 68875840), (2, 34437920), (4, 17218960), (5, 13775168), (8, 8609480), (10, 6887584), (11, 6261440), (16, 4304740), (17, 4051520), (20, 3443792), (22, 3130720), (32, 2152370), (34, 2025760), (40, 1721896), (44, 1565360), (55, 1252288), (64, 1076185), (68, 1012880), (80, 860948), (85, 810304), (88, 782680), (110, 626144), (136, 506440), (160, 430474), (170, 405152), (176, 391340), (187, 368320), (220, 313072), (272, 253220), (320, 215237), (340, 202576), (352, 195670), (374, 184160), (440, 156536), (544, 126610), (680, 101288), (704, 97835), (748, 92080), (880, 78268), (935, 73664), (1088, 63305), (1151, 59840), (1360, 50644), (1496, 46040), (1760, 39134), (1870, 36832), (2302, 29920), (2720, 25322), (2992, 23020), (3520, 19567), (3740, 18416), (4604, 14960), (5440, 12661), (5755, 11968), (5984, 11510), (7480, 9208)]