278672880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1161137}}^1$

素因数の和:1161153

約数の個数: 40

約数和(自身を含む): 863886672

約数和(自身を除く): 585213792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1161137, 2322274, 3483411, 4644548, 5805685, 6966822, 9289096, 11611370, 13933644, 17417055, 18578192, 23222740, 27867288, 34834110, 46445480, 55734576, 69668220, 92890960, 139336440, 278672880]

約数ペア:

[(1, 278672880), (2, 139336440), (3, 92890960), (4, 69668220), (5, 55734576), (6, 46445480), (8, 34834110), (10, 27867288), (12, 23222740), (15, 18578192), (16, 17417055), (20, 13933644), (24, 11611370), (30, 9289096), (40, 6966822), (48, 5805685), (60, 4644548), (80, 3483411), (120, 2322274), (240, 1161137)]