218002140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2099}}^1$

素因数の和:2691

約数の個数: 72

約数和(自身を含む): 662734800

約数和(自身を除く): 444732660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 1154, 1731, 2099, 2308, 2885, 3462, 4198, 5193, 5770, 6297, 6924, 8396, 8655, 10386, 10495, 11540, 12594, 17310, 18891, 20772, 20990, 25188, 25965, 31485, 34620, 37782, 41980, 51930, 62970, 75564, 94455, 103860, 125940, 188910, 377820, 1211123, 2422246, 3633369, 4844492, 6055615, 7266738, 10900107, 12111230, 14533476, 18166845, 21800214, 24222460, 36333690, 43600428, 54500535, 72667380, 109001070, 218002140]

約数ペア:

[(1, 218002140), (2, 109001070), (3, 72667380), (4, 54500535), (5, 43600428), (6, 36333690), (9, 24222460), (10, 21800214), (12, 18166845), (15, 14533476), (18, 12111230), (20, 10900107), (30, 7266738), (36, 6055615), (45, 4844492), (60, 3633369), (90, 2422246), (180, 1211123), (577, 377820), (1154, 188910), (1731, 125940), (2099, 103860), (2308, 94455), (2885, 75564), (3462, 62970), (4198, 51930), (5193, 41980), (5770, 37782), (6297, 34620), (6924, 31485), (8396, 25965), (8655, 25188), (10386, 20990), (10495, 20772), (11540, 18891), (12594, 17310)]