156980056

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{180023}}^1$

素因数の和:180138

約数の個数: 16

約数和(自身を含む): 297039600

約数和(自身を除く): 140059544

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 180023, 360046, 720092, 1440184, 19622507, 39245014, 78490028, 156980056]

約数ペア:

[(1, 156980056), (2, 78490028), (4, 39245014), (8, 19622507), (109, 1440184), (218, 720092), (436, 360046), (872, 180023)]