256966416

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{254927}}^1$

素因数の和:254948

約数の個数: 60

約数和(自身を含む): 821887872

約数和(自身を除く): 564921456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 254927, 509854, 764781, 1019708, 1529562, 1784489, 2039416, 2294343, 3059124, 3568978, 4078832, 4588686, 5353467, 6118248, 7137956, 9177372, 10706934, 12236496, 14275912, 16060401, 18354744, 21413868, 28551824, 32120802, 36709488, 42827736, 64241604, 85655472, 128483208, 256966416]

約数ペア:

[(1, 256966416), (2, 128483208), (3, 85655472), (4, 64241604), (6, 42827736), (7, 36709488), (8, 32120802), (9, 28551824), (12, 21413868), (14, 18354744), (16, 16060401), (18, 14275912), (21, 12236496), (24, 10706934), (28, 9177372), (36, 7137956), (42, 6118248), (48, 5353467), (56, 4588686), (63, 4078832), (72, 3568978), (84, 3059124), (112, 2294343), (126, 2039416), (144, 1784489), (168, 1529562), (252, 1019708), (336, 764781), (504, 509854), (1008, 254927)]