256109328

素因数分解:

$2^4\times 3^2\times {\mathrm{1778537}}^1$

素因数の和:1778551

約数の個数: 30

約数和(自身を含む): 716750814

約数和(自身を除く): 460641486

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1778537, 3557074, 5335611, 7114148, 10671222, 14228296, 16006833, 21342444, 28456592, 32013666, 42684888, 64027332, 85369776, 128054664, 256109328]

約数ペア:

[(1, 256109328), (2, 128054664), (3, 85369776), (4, 64027332), (6, 42684888), (8, 32013666), (9, 28456592), (12, 21342444), (16, 16006833), (18, 14228296), (24, 10671222), (36, 7114148), (48, 5335611), (72, 3557074), (144, 1778537)]