140439240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{390109}}^1$

素因数の和:390126

約数の個数: 48

約数和(自身を含む): 456428700

約数和(自身を除く): 315989460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 390109, 780218, 1170327, 1560436, 1950545, 2340654, 3120872, 3510981, 3901090, 4681308, 5851635, 7021962, 7802180, 9362616, 11703270, 14043924, 15604360, 17554905, 23406540, 28087848, 35109810, 46813080, 70219620, 140439240]

約数ペア:

[(1, 140439240), (2, 70219620), (3, 46813080), (4, 35109810), (5, 28087848), (6, 23406540), (8, 17554905), (9, 15604360), (10, 14043924), (12, 11703270), (15, 9362616), (18, 7802180), (20, 7021962), (24, 5851635), (30, 4681308), (36, 3901090), (40, 3510981), (45, 3120872), (60, 2340654), (72, 1950545), (90, 1560436), (120, 1170327), (180, 780218), (360, 390109)]