228974560

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3499}}^1$

素因数の和:3923

約数の個数: 48

約数和(自身を含む): 542430000

約数和(自身を除く): 313455440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 2045, 3272, 3499, 4090, 6544, 6998, 8180, 13088, 13996, 16360, 17495, 27992, 32720, 34990, 55984, 65440, 69980, 111968, 139960, 279920, 559840, 1431091, 2862182, 5724364, 7155455, 11448728, 14310910, 22897456, 28621820, 45794912, 57243640, 114487280, 228974560]

約数ペア:

[(1, 228974560), (2, 114487280), (4, 57243640), (5, 45794912), (8, 28621820), (10, 22897456), (16, 14310910), (20, 11448728), (32, 7155455), (40, 5724364), (80, 2862182), (160, 1431091), (409, 559840), (818, 279920), (1636, 139960), (2045, 111968), (3272, 69980), (3499, 65440), (4090, 55984), (6544, 34990), (6998, 32720), (8180, 27992), (13088, 17495), (13996, 16360)]