231736720

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{19441}}^1$

素因数の和:19603

約数の個数: 40

約数和(自身を含む): 542431800

約数和(自身を除く): 310695080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 19441, 38882, 77764, 97205, 155528, 194410, 311056, 388820, 777640, 1555280, 2896709, 5793418, 11586836, 14483545, 23173672, 28967090, 46347344, 57934180, 115868360, 231736720]

約数ペア:

[(1, 231736720), (2, 115868360), (4, 57934180), (5, 46347344), (8, 28967090), (10, 23173672), (16, 14483545), (20, 11586836), (40, 5793418), (80, 2896709), (149, 1555280), (298, 777640), (596, 388820), (745, 311056), (1192, 194410), (1490, 155528), (2384, 97205), (2980, 77764), (5960, 38882), (11920, 19441)]