256206768

素因数分解:

$2^4\times 3^1\times {\mathrm{419}}^1\times {\mathrm{12739}}^1$

素因数の和:13169

約数の個数: 40

約数和(自身を含む): 663499200

約数和(自身を除く): 407292432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 419, 838, 1257, 1676, 2514, 3352, 5028, 6704, 10056, 12739, 20112, 25478, 38217, 50956, 76434, 101912, 152868, 203824, 305736, 611472, 5337641, 10675282, 16012923, 21350564, 32025846, 42701128, 64051692, 85402256, 128103384, 256206768]

約数ペア:

[(1, 256206768), (2, 128103384), (3, 85402256), (4, 64051692), (6, 42701128), (8, 32025846), (12, 21350564), (16, 16012923), (24, 10675282), (48, 5337641), (419, 611472), (838, 305736), (1257, 203824), (1676, 152868), (2514, 101912), (3352, 76434), (5028, 50956), (6704, 38217), (10056, 25478), (12739, 20112)]