210006840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40699}}^1$

素因数の和:40756

約数の個数: 64

約数和(自身を含む): 644688000

約数和(自身を除く): 434681160

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, 40699, 81398, 122097, 162796, 203495, 244194, 325592, 406990, 488388, 610485, 813980, 976776, 1220970, 1627960, 1750057, 2441940, 3500114, 4883880, 5250171, 7000228, 8750285, 10500342, 14000456, 17500570, 21000684, 26250855, 35001140, 42001368, 52501710, 70002280, 105003420, 210006840]

約数ペア:

[(1, 210006840), (2, 105003420), (3, 70002280), (4, 52501710), (5, 42001368), (6, 35001140), (8, 26250855), (10, 21000684), (12, 17500570), (15, 14000456), (20, 10500342), (24, 8750285), (30, 7000228), (40, 5250171), (43, 4883880), (60, 3500114), (86, 2441940), (120, 1750057), (129, 1627960), (172, 1220970), (215, 976776), (258, 813980), (344, 610485), (430, 488388), (516, 406990), (645, 325592), (860, 244194), (1032, 203495), (1290, 162796), (1720, 122097), (2580, 81398), (5160, 40699)]