81417456

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1\times {\mathrm{4127}}^1$

素因数の和:4278

約数の個数: 60

約数和(自身を含む): 229574592

約数和(自身を除く): 148157136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 1096, 1233, 1644, 2192, 2466, 3288, 4127, 4932, 6576, 8254, 9864, 12381, 16508, 19728, 24762, 33016, 37143, 49524, 66032, 74286, 99048, 148572, 198096, 297144, 565399, 594288, 1130798, 1696197, 2261596, 3392394, 4523192, 5088591, 6784788, 9046384, 10177182, 13569576, 20354364, 27139152, 40708728, 81417456]

約数ペア:

[(1, 81417456), (2, 40708728), (3, 27139152), (4, 20354364), (6, 13569576), (8, 10177182), (9, 9046384), (12, 6784788), (16, 5088591), (18, 4523192), (24, 3392394), (36, 2261596), (48, 1696197), (72, 1130798), (137, 594288), (144, 565399), (274, 297144), (411, 198096), (548, 148572), (822, 99048), (1096, 74286), (1233, 66032), (1644, 49524), (2192, 37143), (2466, 33016), (3288, 24762), (4127, 19728), (4932, 16508), (6576, 12381), (8254, 9864)]