248580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1381}}^1$

素因数の和:1396

約数の個数: 36

約数和(自身を含む): 754572

約数和(自身を除く): 505992

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1381, 2762, 4143, 5524, 6905, 8286, 12429, 13810, 16572, 20715, 24858, 27620, 41430, 49716, 62145, 82860, 124290, 248580]

約数ペア:

[(1, 248580), (2, 124290), (3, 82860), (4, 62145), (5, 49716), (6, 41430), (9, 27620), (10, 24858), (12, 20715), (15, 16572), (18, 13810), (20, 12429), (30, 8286), (36, 6905), (45, 5524), (60, 4143), (90, 2762), (180, 1381)]