256149780472

素因数分解:

$2^3\times {\mathrm{13679}}^1\times {\mathrm{2340721}}^1$

素因数の和:2354406

約数の個数: 16

約数和(自身を含む): 480316154400

約数和(自身を除く): 224166373928

約数列:

[1, 2, 4, 8, 13679, 27358, 54716, 109432, 2340721, 4681442, 9362884, 18725768, 32018722559, 64037445118, 128074890236, 256149780472]

約数ペア:

[(1, 256149780472), (2, 128074890236), (4, 64037445118), (8, 32018722559), (13679, 18725768), (27358, 9362884), (54716, 4681442), (109432, 2340721)]