256829496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{138977}}^1$

素因数の和:139004

約数の個数: 64

約数和(自身を含む): 800513280

約数和(自身を除く): 543683784

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 138977, 277954, 416931, 555908, 833862, 972839, 1111816, 1528747, 1667724, 1945678, 2918517, 3057494, 3335448, 3891356, 4586241, 5837034, 6114988, 7782712, 9172482, 10701229, 11674068, 12229976, 18344964, 21402458, 23348136, 32103687, 36689928, 42804916, 64207374, 85609832, 128414748, 256829496]

約数ペア:

[(1, 256829496), (2, 128414748), (3, 85609832), (4, 64207374), (6, 42804916), (7, 36689928), (8, 32103687), (11, 23348136), (12, 21402458), (14, 18344964), (21, 12229976), (22, 11674068), (24, 10701229), (28, 9172482), (33, 7782712), (42, 6114988), (44, 5837034), (56, 4586241), (66, 3891356), (77, 3335448), (84, 3057494), (88, 2918517), (132, 1945678), (154, 1667724), (168, 1528747), (231, 1111816), (264, 972839), (308, 833862), (462, 555908), (616, 416931), (924, 277954), (1848, 138977)]