256357320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2136311}}^1$

素因数の和:2136325

約数の個数: 32

約数和(自身を含む): 769072320

約数和(自身を除く): 512715000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2136311, 4272622, 6408933, 8545244, 10681555, 12817866, 17090488, 21363110, 25635732, 32044665, 42726220, 51271464, 64089330, 85452440, 128178660, 256357320]

約数ペア:

[(1, 256357320), (2, 128178660), (3, 85452440), (4, 64089330), (5, 51271464), (6, 42726220), (8, 32044665), (10, 25635732), (12, 21363110), (15, 17090488), (20, 12817866), (24, 10681555), (30, 8545244), (40, 6408933), (60, 4272622), (120, 2136311)]