68761880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14207}}^1$

素因数の和:14240

約数の個数: 48

約数和(自身を含む): 170069760

約数和(自身を除く): 101307880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 14207, 28414, 56828, 71035, 113656, 142070, 156277, 284140, 312554, 568280, 625108, 781385, 1250216, 1562770, 1719047, 3125540, 3438094, 6251080, 6876188, 8595235, 13752376, 17190470, 34380940, 68761880]

約数ペア:

[(1, 68761880), (2, 34380940), (4, 17190470), (5, 13752376), (8, 8595235), (10, 6876188), (11, 6251080), (20, 3438094), (22, 3125540), (40, 1719047), (44, 1562770), (55, 1250216), (88, 781385), (110, 625108), (121, 568280), (220, 312554), (242, 284140), (440, 156277), (484, 142070), (605, 113656), (968, 71035), (1210, 56828), (2420, 28414), (4840, 14207)]