153565640

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{16477}}^1$

素因数の和:16721

約数の個数: 32

約数和(自身を含む): 347026680

約数和(自身を除く): 193461040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 9320, 16477, 32954, 65908, 82385, 131816, 164770, 329540, 659080, 3839141, 7678282, 15356564, 19195705, 30713128, 38391410, 76782820, 153565640]

約数ペア:

[(1, 153565640), (2, 76782820), (4, 38391410), (5, 30713128), (8, 19195705), (10, 15356564), (20, 7678282), (40, 3839141), (233, 659080), (466, 329540), (932, 164770), (1165, 131816), (1864, 82385), (2330, 65908), (4660, 32954), (9320, 16477)]