256708488

素因数分解:

$2^3\times 3^1\times {\mathrm{307}}^1\times {\mathrm{34841}}^1$

素因数の和:35157

約数の個数: 32

約数和(自身を含む): 643880160

約数和(自身を除く): 387171672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 307, 614, 921, 1228, 1842, 2456, 3684, 7368, 34841, 69682, 104523, 139364, 209046, 278728, 418092, 836184, 10696187, 21392374, 32088561, 42784748, 64177122, 85569496, 128354244, 256708488]

約数ペア:

[(1, 256708488), (2, 128354244), (3, 85569496), (4, 64177122), (6, 42784748), (8, 32088561), (12, 21392374), (24, 10696187), (307, 836184), (614, 418092), (921, 278728), (1228, 209046), (1842, 139364), (2456, 104523), (3684, 69682), (7368, 34841)]