256394256

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{49921}}^1$

素因数の和:50039

約数の個数: 40

約数和(自身を含む): 668555424

約数和(自身を除く): 412161168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 5136, 49921, 99842, 149763, 199684, 299526, 399368, 599052, 798736, 1198104, 2396208, 5341547, 10683094, 16024641, 21366188, 32049282, 42732376, 64098564, 85464752, 128197128, 256394256]

約数ペア:

[(1, 256394256), (2, 128197128), (3, 85464752), (4, 64098564), (6, 42732376), (8, 32049282), (12, 21366188), (16, 16024641), (24, 10683094), (48, 5341547), (107, 2396208), (214, 1198104), (321, 798736), (428, 599052), (642, 399368), (856, 299526), (1284, 199684), (1712, 149763), (2568, 99842), (5136, 49921)]