15915691660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{268937}}^1$

素因数の和:269226

約数の個数: 48

約数和(自身を含む): 36597083040

約数和(自身を除く): 20681391380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 1076, 1345, 2690, 2959, 5380, 5918, 11836, 14795, 29590, 59180, 268937, 537874, 1075748, 1344685, 2689370, 2958307, 5378740, 5916614, 11833228, 14791535, 29583070, 59166140, 72344053, 144688106, 289376212, 361720265, 723440530, 795784583, 1446881060, 1591569166, 3183138332, 3978922915, 7957845830, 15915691660]

約数ペア:

[(1, 15915691660), (2, 7957845830), (4, 3978922915), (5, 3183138332), (10, 1591569166), (11, 1446881060), (20, 795784583), (22, 723440530), (44, 361720265), (55, 289376212), (110, 144688106), (220, 72344053), (269, 59166140), (538, 29583070), (1076, 14791535), (1345, 11833228), (2690, 5916614), (2959, 5378740), (5380, 2958307), (5918, 2689370), (11836, 1344685), (14795, 1075748), (29590, 537874), (59180, 268937)]