159992880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{666637}}^1$

素因数の和:666653

約数の個数: 40

約数和(自身を含む): 495978672

約数和(自身を除く): 335985792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 666637, 1333274, 1999911, 2666548, 3333185, 3999822, 5333096, 6666370, 7999644, 9999555, 10666192, 13332740, 15999288, 19999110, 26665480, 31998576, 39998220, 53330960, 79996440, 159992880]

約数ペア:

[(1, 159992880), (2, 79996440), (3, 53330960), (4, 39998220), (5, 31998576), (6, 26665480), (8, 19999110), (10, 15999288), (12, 13332740), (15, 10666192), (16, 9999555), (20, 7999644), (24, 6666370), (30, 5333096), (40, 3999822), (48, 3333185), (60, 2666548), (80, 1999911), (120, 1333274), (240, 666637)]