249505020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1386139}}^1$

素因数の和:1386154

約数の個数: 36

約数和(自身を含む): 756832440

約数和(自身を除く): 507327420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1386139, 2772278, 4158417, 5544556, 6930695, 8316834, 12475251, 13861390, 16633668, 20792085, 24950502, 27722780, 41584170, 49901004, 62376255, 83168340, 124752510, 249505020]

約数ペア:

[(1, 249505020), (2, 124752510), (3, 83168340), (4, 62376255), (5, 49901004), (6, 41584170), (9, 27722780), (10, 24950502), (12, 20792085), (15, 16633668), (18, 13861390), (20, 12475251), (30, 8316834), (36, 6930695), (45, 5544556), (60, 4158417), (90, 2772278), (180, 1386139)]