257660496

素因数分解:

$2^4\times 3^2\times {\mathrm{1789309}}^1$

素因数の和:1789323

約数の個数: 30

約数和(自身を含む): 721091930

約数和(自身を除く): 463431434

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1789309, 3578618, 5367927, 7157236, 10735854, 14314472, 16103781, 21471708, 28628944, 32207562, 42943416, 64415124, 85886832, 128830248, 257660496]

約数ペア:

[(1, 257660496), (2, 128830248), (3, 85886832), (4, 64415124), (6, 42943416), (8, 32207562), (9, 28628944), (12, 21471708), (16, 16103781), (18, 14314472), (24, 10735854), (36, 7157236), (48, 5367927), (72, 3578618), (144, 1789309)]