22920720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2280

約数の個数: 80

約数和(自身を含む): 72739392

約数和(自身を除く): 49818672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2221, 2580, 3440, 4442, 5160, 6663, 8884, 10320, 11105, 13326, 17768, 22210, 26652, 33315, 35536, 44420, 53304, 66630, 88840, 95503, 106608, 133260, 177680, 191006, 266520, 286509, 382012, 477515, 533040, 573018, 764024, 955030, 1146036, 1432545, 1528048, 1910060, 2292072, 2865090, 3820120, 4584144, 5730180, 7640240, 11460360, 22920720]

約数ペア:

[(1, 22920720), (2, 11460360), (3, 7640240), (4, 5730180), (5, 4584144), (6, 3820120), (8, 2865090), (10, 2292072), (12, 1910060), (15, 1528048), (16, 1432545), (20, 1146036), (24, 955030), (30, 764024), (40, 573018), (43, 533040), (48, 477515), (60, 382012), (80, 286509), (86, 266520), (120, 191006), (129, 177680), (172, 133260), (215, 106608), (240, 95503), (258, 88840), (344, 66630), (430, 53304), (516, 44420), (645, 35536), (688, 33315), (860, 26652), (1032, 22210), (1290, 17768), (1720, 13326), (2064, 11105), (2221, 10320), (2580, 8884), (3440, 6663), (4442, 5160)]