256446512

素因数分解:

$2^4\times 7^1\times {\mathrm{467}}^1\times {\mathrm{4903}}^1$

素因数の和:5385

約数の個数: 40

約数和(自身を含む): 569177856

約数和(自身を除く): 312731344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 467, 934, 1868, 3269, 3736, 4903, 6538, 7472, 9806, 13076, 19612, 26152, 34321, 39224, 52304, 68642, 78448, 137284, 274568, 549136, 2289701, 4579402, 9158804, 16027907, 18317608, 32055814, 36635216, 64111628, 128223256, 256446512]

約数ペア:

[(1, 256446512), (2, 128223256), (4, 64111628), (7, 36635216), (8, 32055814), (14, 18317608), (16, 16027907), (28, 9158804), (56, 4579402), (112, 2289701), (467, 549136), (934, 274568), (1868, 137284), (3269, 78448), (3736, 68642), (4903, 52304), (6538, 39224), (7472, 34321), (9806, 26152), (13076, 19612)]