68918360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2437}}^1$

素因数の和:2556

約数の個数: 64

約数和(自身を含む): 179046720

約数和(自身を除く): 110128360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2437, 2828, 3535, 4040, 4874, 5656, 7070, 9748, 12185, 14140, 17059, 19496, 24370, 28280, 34118, 48740, 68236, 85295, 97480, 136472, 170590, 246137, 341180, 492274, 682360, 984548, 1230685, 1722959, 1969096, 2461370, 3445918, 4922740, 6891836, 8614795, 9845480, 13783672, 17229590, 34459180, 68918360]

約数ペア:

[(1, 68918360), (2, 34459180), (4, 17229590), (5, 13783672), (7, 9845480), (8, 8614795), (10, 6891836), (14, 4922740), (20, 3445918), (28, 2461370), (35, 1969096), (40, 1722959), (56, 1230685), (70, 984548), (101, 682360), (140, 492274), (202, 341180), (280, 246137), (404, 170590), (505, 136472), (707, 97480), (808, 85295), (1010, 68236), (1414, 48740), (2020, 34118), (2437, 28280), (2828, 24370), (3535, 19496), (4040, 17059), (4874, 14140), (5656, 12185), (7070, 9748)]