205566840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{571019}}^1$

素因数の和:571036

約数の個数: 48

約数和(自身を含む): 668093400

約数和(自身を除く): 462526560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 571019, 1142038, 1713057, 2284076, 2855095, 3426114, 4568152, 5139171, 5710190, 6852228, 8565285, 10278342, 11420380, 13704456, 17130570, 20556684, 22840760, 25695855, 34261140, 41113368, 51391710, 68522280, 102783420, 205566840]

約数ペア:

[(1, 205566840), (2, 102783420), (3, 68522280), (4, 51391710), (5, 41113368), (6, 34261140), (8, 25695855), (9, 22840760), (10, 20556684), (12, 17130570), (15, 13704456), (18, 11420380), (20, 10278342), (24, 8565285), (30, 6852228), (36, 5710190), (40, 5139171), (45, 4568152), (60, 3426114), (72, 2855095), (90, 2284076), (120, 1713057), (180, 1142038), (360, 571019)]