316287990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{390479}}^1$

素因数の和:390498

約数の個数: 40

約数和(自身を含む): 850465440

約数和(自身を除く): 534177450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 390479, 780958, 1171437, 1952395, 2342874, 3514311, 3904790, 5857185, 7028622, 10542933, 11714370, 17571555, 21085866, 31628799, 35143110, 52714665, 63257598, 105429330, 158143995, 316287990]

約数ペア:

[(1, 316287990), (2, 158143995), (3, 105429330), (5, 63257598), (6, 52714665), (9, 35143110), (10, 31628799), (15, 21085866), (18, 17571555), (27, 11714370), (30, 10542933), (45, 7028622), (54, 5857185), (81, 3904790), (90, 3514311), (135, 2342874), (162, 1952395), (270, 1171437), (405, 780958), (810, 390479)]