156960872

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{180001}}^1$

素因数の和:180116

約数の個数: 16

約数和(自身を含む): 297003300

約数和(自身を除く): 140042428

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 180001, 360002, 720004, 1440008, 19620109, 39240218, 78480436, 156960872]

約数ペア:

[(1, 156960872), (2, 78480436), (4, 39240218), (8, 19620109), (109, 1440008), (218, 720004), (436, 360002), (872, 180001)]