257430768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{766163}}^1$

素因数の和:766181

約数の個数: 40

約数和(自身を含む): 760034688

約数和(自身を除く): 502603920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 766163, 1532326, 2298489, 3064652, 4596978, 5363141, 6129304, 9193956, 10726282, 12258608, 16089423, 18387912, 21452564, 32178846, 36775824, 42905128, 64357692, 85810256, 128715384, 257430768]

約数ペア:

[(1, 257430768), (2, 128715384), (3, 85810256), (4, 64357692), (6, 42905128), (7, 36775824), (8, 32178846), (12, 21452564), (14, 18387912), (16, 16089423), (21, 12258608), (24, 10726282), (28, 9193956), (42, 6129304), (48, 5363141), (56, 4596978), (84, 3064652), (112, 2298489), (168, 1532326), (336, 766163)]