223630720

素因数分解:

$2^7\times 5^1\times {\mathrm{349423}}^1$

素因数の和:349442

約数の個数: 32

約数和(自身を含む): 534618720

約数和(自身を除く): 310988000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 349423, 698846, 1397692, 1747115, 2795384, 3494230, 5590768, 6988460, 11181536, 13976920, 22363072, 27953840, 44726144, 55907680, 111815360, 223630720]

約数ペア:

[(1, 223630720), (2, 111815360), (4, 55907680), (5, 44726144), (8, 27953840), (10, 22363072), (16, 13976920), (20, 11181536), (32, 6988460), (40, 5590768), (64, 3494230), (80, 2795384), (128, 1747115), (160, 1397692), (320, 698846), (640, 349423)]