208017540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1155653}}^1$

素因数の和:1155668

約数の個数: 36

約数和(自身を含む): 630987084

約数和(自身を除く): 422969544

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1155653, 2311306, 3466959, 4622612, 5778265, 6933918, 10400877, 11556530, 13867836, 17334795, 20801754, 23113060, 34669590, 41603508, 52004385, 69339180, 104008770, 208017540]

約数ペア:

[(1, 208017540), (2, 104008770), (3, 69339180), (4, 52004385), (5, 41603508), (6, 34669590), (9, 23113060), (10, 20801754), (12, 17334795), (15, 13867836), (18, 11556530), (20, 10400877), (30, 6933918), (36, 5778265), (45, 4622612), (60, 3466959), (90, 2311306), (180, 1155653)]