87113640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1129}}^1$

素因数の和:1786

約数の個数: 64

約数和(自身を含む): 261979200

約数和(自身を除く): 174865560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 1129, 1286, 1929, 2258, 2572, 3215, 3387, 3858, 4516, 5144, 5645, 6430, 6774, 7716, 9032, 9645, 11290, 12860, 13548, 15432, 16935, 19290, 22580, 25720, 27096, 33870, 38580, 45160, 67740, 77160, 135480, 725947, 1451894, 2177841, 2903788, 3629735, 4355682, 5807576, 7259470, 8711364, 10889205, 14518940, 17422728, 21778410, 29037880, 43556820, 87113640]

約数ペア:

[(1, 87113640), (2, 43556820), (3, 29037880), (4, 21778410), (5, 17422728), (6, 14518940), (8, 10889205), (10, 8711364), (12, 7259470), (15, 5807576), (20, 4355682), (24, 3629735), (30, 2903788), (40, 2177841), (60, 1451894), (120, 725947), (643, 135480), (1129, 77160), (1286, 67740), (1929, 45160), (2258, 38580), (2572, 33870), (3215, 27096), (3387, 25720), (3858, 22580), (4516, 19290), (5144, 16935), (5645, 15432), (6430, 13548), (6774, 12860), (7716, 11290), (9032, 9645)]