257881752

素因数分解:

$2^3\times 3^3\times {\mathrm{839}}^1\times {\mathrm{1423}}^1$

素因数の和:2277

約数の個数: 64

約数和(自身を含む): 717696000

約数和(自身を除く): 459814248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 839, 1423, 1678, 2517, 2846, 3356, 4269, 5034, 5692, 6712, 7551, 8538, 10068, 11384, 12807, 15102, 17076, 20136, 22653, 25614, 30204, 34152, 38421, 45306, 51228, 60408, 76842, 90612, 102456, 153684, 181224, 307368, 1193897, 2387794, 3581691, 4775588, 7163382, 9551176, 10745073, 14326764, 21490146, 28653528, 32235219, 42980292, 64470438, 85960584, 128940876, 257881752]

約数ペア:

[(1, 257881752), (2, 128940876), (3, 85960584), (4, 64470438), (6, 42980292), (8, 32235219), (9, 28653528), (12, 21490146), (18, 14326764), (24, 10745073), (27, 9551176), (36, 7163382), (54, 4775588), (72, 3581691), (108, 2387794), (216, 1193897), (839, 307368), (1423, 181224), (1678, 153684), (2517, 102456), (2846, 90612), (3356, 76842), (4269, 60408), (5034, 51228), (5692, 45306), (6712, 38421), (7551, 34152), (8538, 30204), (10068, 25614), (11384, 22653), (12807, 20136), (15102, 17076)]