206553456

素因数分解:

$2^4\times 3^3\times {\mathrm{647}}^1\times {\mathrm{739}}^1$

素因数の和:1403

約数の個数: 80

約数和(自身を含む): 594604800

約数和(自身を除く): 388051344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 647, 739, 1294, 1478, 1941, 2217, 2588, 2956, 3882, 4434, 5176, 5823, 5912, 6651, 7764, 8868, 10352, 11646, 11824, 13302, 15528, 17469, 17736, 19953, 23292, 26604, 31056, 34938, 35472, 39906, 46584, 53208, 69876, 79812, 93168, 106416, 139752, 159624, 279504, 319248, 478133, 956266, 1434399, 1912532, 2868798, 3825064, 4303197, 5737596, 7650128, 8606394, 11475192, 12909591, 17212788, 22950384, 25819182, 34425576, 51638364, 68851152, 103276728, 206553456]

約数ペア:

[(1, 206553456), (2, 103276728), (3, 68851152), (4, 51638364), (6, 34425576), (8, 25819182), (9, 22950384), (12, 17212788), (16, 12909591), (18, 11475192), (24, 8606394), (27, 7650128), (36, 5737596), (48, 4303197), (54, 3825064), (72, 2868798), (108, 1912532), (144, 1434399), (216, 956266), (432, 478133), (647, 319248), (739, 279504), (1294, 159624), (1478, 139752), (1941, 106416), (2217, 93168), (2588, 79812), (2956, 69876), (3882, 53208), (4434, 46584), (5176, 39906), (5823, 35472), (5912, 34938), (6651, 31056), (7764, 26604), (8868, 23292), (10352, 19953), (11646, 17736), (11824, 17469), (13302, 15528)]