287484620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{503}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 656504352

約数和(自身を除く): 369019732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 503, 697, 820, 1006, 1394, 1681, 2012, 2515, 2788, 3362, 3485, 5030, 6724, 6970, 8405, 8551, 10060, 13940, 16810, 17102, 20623, 28577, 33620, 34204, 41246, 42755, 57154, 82492, 85510, 103115, 114308, 142885, 171020, 206230, 285770, 350591, 412460, 571540, 701182, 845543, 1402364, 1691086, 1752955, 3382172, 3505910, 4227715, 7011820, 8455430, 14374231, 16910860, 28748462, 57496924, 71871155, 143742310, 287484620]

約数ペア:

[(1, 287484620), (2, 143742310), (4, 71871155), (5, 57496924), (10, 28748462), (17, 16910860), (20, 14374231), (34, 8455430), (41, 7011820), (68, 4227715), (82, 3505910), (85, 3382172), (164, 1752955), (170, 1691086), (205, 1402364), (340, 845543), (410, 701182), (503, 571540), (697, 412460), (820, 350591), (1006, 285770), (1394, 206230), (1681, 171020), (2012, 142885), (2515, 114308), (2788, 103115), (3362, 85510), (3485, 82492), (5030, 57154), (6724, 42755), (6970, 41246), (8405, 34204), (8551, 33620), (10060, 28577), (13940, 20623), (16810, 17102)]