290230890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1063}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 735436800

約数和(自身を除く): 445205910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 479, 570, 958, 1063, 1437, 2126, 2395, 2874, 3189, 4790, 5315, 6378, 7185, 9101, 10630, 14370, 15945, 18202, 20197, 27303, 31890, 40394, 45505, 54606, 60591, 91010, 100985, 121182, 136515, 201970, 273030, 302955, 509177, 605910, 1018354, 1527531, 2545885, 3055062, 5091770, 7637655, 9674363, 15275310, 19348726, 29023089, 48371815, 58046178, 96743630, 145115445, 290230890]

約数ペア:

[(1, 290230890), (2, 145115445), (3, 96743630), (5, 58046178), (6, 48371815), (10, 29023089), (15, 19348726), (19, 15275310), (30, 9674363), (38, 7637655), (57, 5091770), (95, 3055062), (114, 2545885), (190, 1527531), (285, 1018354), (479, 605910), (570, 509177), (958, 302955), (1063, 273030), (1437, 201970), (2126, 136515), (2395, 121182), (2874, 100985), (3189, 91010), (4790, 60591), (5315, 54606), (6378, 45505), (7185, 40394), (9101, 31890), (10630, 27303), (14370, 20197), (15945, 18202)]