239989320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{666637}}^1$

素因数の和:666654

約数の個数: 48

約数和(自身を含む): 779966460

約数和(自身を除く): 539977140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 666637, 1333274, 1999911, 2666548, 3333185, 3999822, 5333096, 5999733, 6666370, 7999644, 9999555, 11999466, 13332740, 15999288, 19999110, 23998932, 26665480, 29998665, 39998220, 47997864, 59997330, 79996440, 119994660, 239989320]

約数ペア:

[(1, 239989320), (2, 119994660), (3, 79996440), (4, 59997330), (5, 47997864), (6, 39998220), (8, 29998665), (9, 26665480), (10, 23998932), (12, 19999110), (15, 15999288), (18, 13332740), (20, 11999466), (24, 9999555), (30, 7999644), (36, 6666370), (40, 5999733), (45, 5333096), (60, 3999822), (72, 3333185), (90, 2666548), (120, 1999911), (180, 1333274), (360, 666637)]