27858840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5399}}^1$

素因数の和:5456

約数の個数: 64

約数和(自身を含む): 85536000

約数和(自身を除く): 57677160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 5399, 10798, 16197, 21596, 26995, 32394, 43192, 53990, 64788, 80985, 107980, 129576, 161970, 215960, 232157, 323940, 464314, 647880, 696471, 928628, 1160785, 1392942, 1857256, 2321570, 2785884, 3482355, 4643140, 5571768, 6964710, 9286280, 13929420, 27858840]

約数ペア:

[(1, 27858840), (2, 13929420), (3, 9286280), (4, 6964710), (5, 5571768), (6, 4643140), (8, 3482355), (10, 2785884), (12, 2321570), (15, 1857256), (20, 1392942), (24, 1160785), (30, 928628), (40, 696471), (43, 647880), (60, 464314), (86, 323940), (120, 232157), (129, 215960), (172, 161970), (215, 129576), (258, 107980), (344, 80985), (430, 64788), (516, 53990), (645, 43192), (860, 32394), (1032, 26995), (1290, 21596), (1720, 16197), (2580, 10798), (5160, 5399)]