128215320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1068461}}^1$

素因数の和:1068475

約数の個数: 32

約数和(自身を含む): 384646320

約数和(自身を除く): 256431000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1068461, 2136922, 3205383, 4273844, 5342305, 6410766, 8547688, 10684610, 12821532, 16026915, 21369220, 25643064, 32053830, 42738440, 64107660, 128215320]

約数ペア:

[(1, 128215320), (2, 64107660), (3, 42738440), (4, 32053830), (5, 25643064), (6, 21369220), (8, 16026915), (10, 12821532), (12, 10684610), (15, 8547688), (20, 6410766), (24, 5342305), (30, 4273844), (40, 3205383), (60, 2136922), (120, 1068461)]