164647620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{304903}}^1$

素因数の和:304921

約数の個数: 48

約数和(自身を含む): 512238720

約数和(自身を除く): 347591100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 304903, 609806, 914709, 1219612, 1524515, 1829418, 2744127, 3049030, 3658836, 4573545, 5488254, 6098060, 8232381, 9147090, 10976508, 13720635, 16464762, 18294180, 27441270, 32929524, 41161905, 54882540, 82323810, 164647620]

約数ペア:

[(1, 164647620), (2, 82323810), (3, 54882540), (4, 41161905), (5, 32929524), (6, 27441270), (9, 18294180), (10, 16464762), (12, 13720635), (15, 10976508), (18, 9147090), (20, 8232381), (27, 6098060), (30, 5488254), (36, 4573545), (45, 3658836), (54, 3049030), (60, 2744127), (90, 1829418), (108, 1524515), (135, 1219612), (180, 914709), (270, 609806), (540, 304903)]