257589528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12073}}^1$

素因数の和:12216

約数の個数: 64

約数和(自身を含む): 741826560

約数和(自身を除く): 484237032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 168, 254, 381, 508, 762, 889, 1016, 1524, 1778, 2667, 3048, 3556, 5334, 7112, 10668, 12073, 21336, 24146, 36219, 48292, 72438, 84511, 96584, 144876, 169022, 253533, 289752, 338044, 507066, 676088, 1014132, 1533271, 2028264, 3066542, 4599813, 6133084, 9199626, 10732897, 12266168, 18399252, 21465794, 32198691, 36798504, 42931588, 64397382, 85863176, 128794764, 257589528]

約数ペア:

[(1, 257589528), (2, 128794764), (3, 85863176), (4, 64397382), (6, 42931588), (7, 36798504), (8, 32198691), (12, 21465794), (14, 18399252), (21, 12266168), (24, 10732897), (28, 9199626), (42, 6133084), (56, 4599813), (84, 3066542), (127, 2028264), (168, 1533271), (254, 1014132), (381, 676088), (508, 507066), (762, 338044), (889, 289752), (1016, 253533), (1524, 169022), (1778, 144876), (2667, 96584), (3048, 84511), (3556, 72438), (5334, 48292), (7112, 36219), (10668, 24146), (12073, 21336)]