87557940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{486433}}^1$

素因数の和:486448

約数の個数: 36

約数和(自身を含む): 265592964

約数和(自身を除く): 178035024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 486433, 972866, 1459299, 1945732, 2432165, 2918598, 4377897, 4864330, 5837196, 7296495, 8755794, 9728660, 14592990, 17511588, 21889485, 29185980, 43778970, 87557940]

約数ペア:

[(1, 87557940), (2, 43778970), (3, 29185980), (4, 21889485), (5, 17511588), (6, 14592990), (9, 9728660), (10, 8755794), (12, 7296495), (15, 5837196), (18, 4864330), (20, 4377897), (30, 2918598), (36, 2432165), (45, 1945732), (60, 1459299), (90, 972866), (180, 486433)]