81982860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23159}}^1$

素因数の和:23230

約数の個数: 48

約数和(自身を含む): 233452800

約数和(自身を除く): 151469940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 23159, 46318, 69477, 92636, 115795, 138954, 231590, 277908, 347385, 463180, 694770, 1366381, 1389540, 2732762, 4099143, 5465524, 6831905, 8198286, 13663810, 16396572, 20495715, 27327620, 40991430, 81982860]

約数ペア:

[(1, 81982860), (2, 40991430), (3, 27327620), (4, 20495715), (5, 16396572), (6, 13663810), (10, 8198286), (12, 6831905), (15, 5465524), (20, 4099143), (30, 2732762), (59, 1389540), (60, 1366381), (118, 694770), (177, 463180), (236, 347385), (295, 277908), (354, 231590), (590, 138954), (708, 115795), (885, 92636), (1180, 69477), (1770, 46318), (3540, 23159)]