213772120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{733}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 504169920

約数和(自身を除く): 290397800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 317, 460, 634, 733, 920, 1268, 1466, 1585, 2536, 2932, 3170, 3665, 5864, 6340, 7291, 7330, 12680, 14582, 14660, 16859, 29164, 29320, 33718, 36455, 58328, 67436, 72910, 84295, 134872, 145820, 168590, 232361, 291640, 337180, 464722, 674360, 929444, 1161805, 1858888, 2323610, 4647220, 5344303, 9294440, 10688606, 21377212, 26721515, 42754424, 53443030, 106886060, 213772120]

約数ペア:

[(1, 213772120), (2, 106886060), (4, 53443030), (5, 42754424), (8, 26721515), (10, 21377212), (20, 10688606), (23, 9294440), (40, 5344303), (46, 4647220), (92, 2323610), (115, 1858888), (184, 1161805), (230, 929444), (317, 674360), (460, 464722), (634, 337180), (733, 291640), (920, 232361), (1268, 168590), (1466, 145820), (1585, 134872), (2536, 84295), (2932, 72910), (3170, 67436), (3665, 58328), (5864, 36455), (6340, 33718), (7291, 29320), (7330, 29164), (12680, 16859), (14582, 14660)]