261456264

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191123}}^1$

素因数の和:191154

約数の個数: 48

約数和(自身を含む): 745383600

約数和(自身を除く): 483927336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 191123, 382246, 573369, 764492, 1146738, 1528984, 1720107, 2293476, 3440214, 3631337, 4586952, 6880428, 7262674, 10894011, 13760856, 14525348, 21788022, 29050696, 32682033, 43576044, 65364066, 87152088, 130728132, 261456264]

約数ペア:

[(1, 261456264), (2, 130728132), (3, 87152088), (4, 65364066), (6, 43576044), (8, 32682033), (9, 29050696), (12, 21788022), (18, 14525348), (19, 13760856), (24, 10894011), (36, 7262674), (38, 6880428), (57, 4586952), (72, 3631337), (76, 3440214), (114, 2293476), (152, 1720107), (171, 1528984), (228, 1146738), (342, 764492), (456, 573369), (684, 382246), (1368, 191123)]