216271760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{117539}}^1$

素因数の和:117575

約数の個数: 40

約数和(自身を含む): 524698560

約数和(自身を除く): 308426800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 117539, 235078, 470156, 587695, 940312, 1175390, 1880624, 2350780, 2703397, 4701560, 5406794, 9403120, 10813588, 13516985, 21627176, 27033970, 43254352, 54067940, 108135880, 216271760]

約数ペア:

[(1, 216271760), (2, 108135880), (4, 54067940), (5, 43254352), (8, 27033970), (10, 21627176), (16, 13516985), (20, 10813588), (23, 9403120), (40, 5406794), (46, 4701560), (80, 2703397), (92, 2350780), (115, 1880624), (184, 1175390), (230, 940312), (368, 587695), (460, 470156), (920, 235078), (1840, 117539)]