291274290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{1999}}^1$

素因数の和:3631

約数の個数: 48

約数和(自身を含む): 758160000

約数和(自身を除く): 466885710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1619, 1999, 3238, 3998, 4857, 5997, 8095, 9714, 9995, 11994, 14571, 16190, 17991, 19990, 24285, 29142, 29985, 35982, 48570, 59970, 72855, 89955, 145710, 179910, 3236381, 6472762, 9709143, 16181905, 19418286, 29127429, 32363810, 48545715, 58254858, 97091430, 145637145, 291274290]

約数ペア:

[(1, 291274290), (2, 145637145), (3, 97091430), (5, 58254858), (6, 48545715), (9, 32363810), (10, 29127429), (15, 19418286), (18, 16181905), (30, 9709143), (45, 6472762), (90, 3236381), (1619, 179910), (1999, 145710), (3238, 89955), (3998, 72855), (4857, 59970), (5997, 48570), (8095, 35982), (9714, 29985), (9995, 29142), (11994, 24285), (14571, 19990), (16190, 17991)]