262643580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{486377}}^1$

素因数の和:486395

約数の個数: 48

約数和(自身を含む): 817115040

約数和(自身を除く): 554471460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 486377, 972754, 1459131, 1945508, 2431885, 2918262, 4377393, 4863770, 5836524, 7295655, 8754786, 9727540, 13132179, 14591310, 17509572, 21886965, 26264358, 29182620, 43773930, 52528716, 65660895, 87547860, 131321790, 262643580]

約数ペア:

[(1, 262643580), (2, 131321790), (3, 87547860), (4, 65660895), (5, 52528716), (6, 43773930), (9, 29182620), (10, 26264358), (12, 21886965), (15, 17509572), (18, 14591310), (20, 13132179), (27, 9727540), (30, 8754786), (36, 7295655), (45, 5836524), (54, 4863770), (60, 4377393), (90, 2918262), (108, 2431885), (135, 1945508), (180, 1459131), (270, 972754), (540, 486377)]