819090

素因数分解:

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

素因数の和:511

約数の個数: 48

約数和(自身を含む): 2246400

約数和(自身を除く): 1427310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 479, 570, 855, 958, 1437, 1710, 2395, 2874, 4311, 4790, 7185, 8622, 9101, 14370, 18202, 21555, 27303, 43110, 45505, 54606, 81909, 91010, 136515, 163818, 273030, 409545, 819090]

約数ペア:

[(1, 819090), (2, 409545), (3, 273030), (5, 163818), (6, 136515), (9, 91010), (10, 81909), (15, 54606), (18, 45505), (19, 43110), (30, 27303), (38, 21555), (45, 18202), (57, 14370), (90, 9101), (95, 8622), (114, 7185), (171, 4790), (190, 4311), (285, 2874), (342, 2395), (479, 1710), (570, 1437), (855, 958)]