81306864

素因数分解:

$2^4\times 3^2\times {\mathrm{269}}^1\times {\mathrm{2099}}^1$

素因数の和:2382

約数の個数: 60

約数和(自身を含む): 228501000

約数和(自身を除く): 147194136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 269, 538, 807, 1076, 1614, 2099, 2152, 2421, 3228, 4198, 4304, 4842, 6297, 6456, 8396, 9684, 12594, 12912, 16792, 18891, 19368, 25188, 33584, 37782, 38736, 50376, 75564, 100752, 151128, 302256, 564631, 1129262, 1693893, 2258524, 3387786, 4517048, 5081679, 6775572, 9034096, 10163358, 13551144, 20326716, 27102288, 40653432, 81306864]

約数ペア:

[(1, 81306864), (2, 40653432), (3, 27102288), (4, 20326716), (6, 13551144), (8, 10163358), (9, 9034096), (12, 6775572), (16, 5081679), (18, 4517048), (24, 3387786), (36, 2258524), (48, 1693893), (72, 1129262), (144, 564631), (269, 302256), (538, 151128), (807, 100752), (1076, 75564), (1614, 50376), (2099, 38736), (2152, 37782), (2421, 33584), (3228, 25188), (4198, 19368), (4304, 18891), (4842, 16792), (6297, 12912), (6456, 12594), (8396, 9684)]