256146016

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{10687}}^1$

素因数の和:10811

約数の個数: 48

約数和(自身を含む): 581769216

約数和(自身を除く): 325623200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 856, 1498, 1712, 2996, 3424, 5992, 10687, 11984, 21374, 23968, 42748, 74809, 85496, 149618, 170992, 299236, 341984, 598472, 1143509, 1196944, 2287018, 2393888, 4574036, 8004563, 9148072, 16009126, 18296144, 32018252, 36592288, 64036504, 128073008, 256146016]

約数ペア:

[(1, 256146016), (2, 128073008), (4, 64036504), (7, 36592288), (8, 32018252), (14, 18296144), (16, 16009126), (28, 9148072), (32, 8004563), (56, 4574036), (107, 2393888), (112, 2287018), (214, 1196944), (224, 1143509), (428, 598472), (749, 341984), (856, 299236), (1498, 170992), (1712, 149618), (2996, 85496), (3424, 74809), (5992, 42748), (10687, 23968), (11984, 21374)]