240878560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115807}}^1$

素因数の和:115835

約数の個数: 48

約数和(自身を含む): 612855936

約数和(自身を除く): 371977376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 115807, 231614, 463228, 579035, 926456, 1158070, 1505491, 1852912, 2316140, 3010982, 3705824, 4632280, 6021964, 7527455, 9264560, 12043928, 15054910, 18529120, 24087856, 30109820, 48175712, 60219640, 120439280, 240878560]

約数ペア:

[(1, 240878560), (2, 120439280), (4, 60219640), (5, 48175712), (8, 30109820), (10, 24087856), (13, 18529120), (16, 15054910), (20, 12043928), (26, 9264560), (32, 7527455), (40, 6021964), (52, 4632280), (65, 3705824), (80, 3010982), (104, 2316140), (130, 1852912), (160, 1505491), (208, 1158070), (260, 926456), (416, 579035), (520, 463228), (1040, 231614), (2080, 115807)]