72378680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{607}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 178606080

約数和(自身を除く): 106227400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 271, 440, 542, 607, 1084, 1214, 1355, 2168, 2428, 2710, 2981, 3035, 4856, 5420, 5962, 6070, 6677, 10840, 11924, 12140, 13354, 14905, 23848, 24280, 26708, 29810, 33385, 53416, 59620, 66770, 119240, 133540, 164497, 267080, 328994, 657988, 822485, 1315976, 1644970, 1809467, 3289940, 3618934, 6579880, 7237868, 9047335, 14475736, 18094670, 36189340, 72378680]

約数ペア:

[(1, 72378680), (2, 36189340), (4, 18094670), (5, 14475736), (8, 9047335), (10, 7237868), (11, 6579880), (20, 3618934), (22, 3289940), (40, 1809467), (44, 1644970), (55, 1315976), (88, 822485), (110, 657988), (220, 328994), (271, 267080), (440, 164497), (542, 133540), (607, 119240), (1084, 66770), (1214, 59620), (1355, 53416), (2168, 33385), (2428, 29810), (2710, 26708), (2981, 24280), (3035, 23848), (4856, 14905), (5420, 13354), (5962, 12140), (6070, 11924), (6677, 10840)]