256335888

素因数分解:

$2^4\times 3^1\times {\mathrm{5340331}}^1$

素因数の和:5340342

約数の個数: 20

約数和(自身を含む): 662201168

約数和(自身を除く): 405865280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5340331, 10680662, 16020993, 21361324, 32041986, 42722648, 64083972, 85445296, 128167944, 256335888]

約数ペア:

[(1, 256335888), (2, 128167944), (3, 85445296), (4, 64083972), (6, 42722648), (8, 32041986), (12, 21361324), (16, 16020993), (24, 10680662), (48, 5340331)]