156667240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230393}}^1$

素因数の和:230421

約数の個数: 32

約数和(自身を含む): 373238280

約数和(自身を除く): 216571040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 230393, 460786, 921572, 1151965, 1843144, 2303930, 3916681, 4607860, 7833362, 9215720, 15666724, 19583405, 31333448, 39166810, 78333620, 156667240]

約数ペア:

[(1, 156667240), (2, 78333620), (4, 39166810), (5, 31333448), (8, 19583405), (10, 15666724), (17, 9215720), (20, 7833362), (34, 4607860), (40, 3916681), (68, 2303930), (85, 1843144), (136, 1151965), (170, 921572), (340, 460786), (680, 230393)]