71730680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{256181}}^1$

素因数の和:256199

約数の個数: 32

約数和(自身を含む): 184451040

約数和(自身を除く): 112720360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 256181, 512362, 1024724, 1280905, 1793267, 2049448, 2561810, 3586534, 5123620, 7173068, 8966335, 10247240, 14346136, 17932670, 35865340, 71730680]

約数ペア:

[(1, 71730680), (2, 35865340), (4, 17932670), (5, 14346136), (7, 10247240), (8, 8966335), (10, 7173068), (14, 5123620), (20, 3586534), (28, 2561810), (35, 2049448), (40, 1793267), (56, 1280905), (70, 1024724), (140, 512362), (280, 256181)]