81167310

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{128837}}^1$

素因数の和:128857

約数の個数: 48

約数和(自身を含む): 241184736

約数和(自身を除く): 160017426

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 128837, 257674, 386511, 644185, 773022, 901859, 1159533, 1288370, 1803718, 1932555, 2319066, 2705577, 3865110, 4509295, 5411154, 5797665, 8116731, 9018590, 11595330, 13527885, 16233462, 27055770, 40583655, 81167310]

約数ペア:

[(1, 81167310), (2, 40583655), (3, 27055770), (5, 16233462), (6, 13527885), (7, 11595330), (9, 9018590), (10, 8116731), (14, 5797665), (15, 5411154), (18, 4509295), (21, 3865110), (30, 2705577), (35, 2319066), (42, 1932555), (45, 1803718), (63, 1288370), (70, 1159533), (90, 901859), (105, 773022), (126, 644185), (210, 386511), (315, 257674), (630, 128837)]