8151080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 21479040

約数和(自身を除く): 13327960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 677, 860, 1204, 1354, 1505, 1720, 2408, 2708, 3010, 3385, 4739, 5416, 6020, 6770, 9478, 12040, 13540, 18956, 23695, 27080, 29111, 37912, 47390, 58222, 94780, 116444, 145555, 189560, 203777, 232888, 291110, 407554, 582220, 815108, 1018885, 1164440, 1630216, 2037770, 4075540, 8151080]

約数ペア:

[(1, 8151080), (2, 4075540), (4, 2037770), (5, 1630216), (7, 1164440), (8, 1018885), (10, 815108), (14, 582220), (20, 407554), (28, 291110), (35, 232888), (40, 203777), (43, 189560), (56, 145555), (70, 116444), (86, 94780), (140, 58222), (172, 47390), (215, 37912), (280, 29111), (301, 27080), (344, 23695), (430, 18956), (602, 13540), (677, 12040), (860, 9478), (1204, 6770), (1354, 6020), (1505, 5416), (1720, 4739), (2408, 3385), (2708, 3010)]