990040140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{5500223}}^1$

素因数の和:5500238

約数の個数: 36

約数和(自身を含む): 3003122304

約数和(自身を除く): 2013082164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 5500223, 11000446, 16500669, 22000892, 27501115, 33001338, 49502007, 55002230, 66002676, 82503345, 99004014, 110004460, 165006690, 198008028, 247510035, 330013380, 495020070, 990040140]

約数ペア:

[(1, 990040140), (2, 495020070), (3, 330013380), (4, 247510035), (5, 198008028), (6, 165006690), (9, 110004460), (10, 99004014), (12, 82503345), (15, 66002676), (18, 55002230), (20, 49502007), (30, 33001338), (36, 27501115), (45, 22000892), (60, 16500669), (90, 11000446), (180, 5500223)]