2002895280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{64693}}^1$

素因数の和:64755

約数の個数: 120

約数和(自身を含む): 6882924048

約数和(自身を除く): 4880028768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 15480, 30960, 64693, 129386, 194079, 258772, 323465, 388158, 517544, 582237, 646930, 776316, 970395, 1035088, 1164474, 1293860, 1552632, 1940790, 2328948, 2587720, 2781799, 2911185, 3105264, 3881580, 4657896, 5175440, 5563598, 5822370, 7763160, 8345397, 9315792, 11127196, 11644740, 13908995, 15526320, 16690794, 22254392, 23289480, 25036191, 27817990, 33381588, 41726985, 44508784, 46578960, 50072382, 55635980, 66763176, 83453970, 100144764, 111271960, 125180955, 133526352, 166907940, 200289528, 222543920, 250361910, 333815880, 400579056, 500723820, 667631760, 1001447640, 2002895280]

約数ペア:

[(1, 2002895280), (2, 1001447640), (3, 667631760), (4, 500723820), (5, 400579056), (6, 333815880), (8, 250361910), (9, 222543920), (10, 200289528), (12, 166907940), (15, 133526352), (16, 125180955), (18, 111271960), (20, 100144764), (24, 83453970), (30, 66763176), (36, 55635980), (40, 50072382), (43, 46578960), (45, 44508784), (48, 41726985), (60, 33381588), (72, 27817990), (80, 25036191), (86, 23289480), (90, 22254392), (120, 16690794), (129, 15526320), (144, 13908995), (172, 11644740), (180, 11127196), (215, 9315792), (240, 8345397), (258, 7763160), (344, 5822370), (360, 5563598), (387, 5175440), (430, 4657896), (516, 3881580), (645, 3105264), (688, 2911185), (720, 2781799), (774, 2587720), (860, 2328948), (1032, 1940790), (1290, 1552632), (1548, 1293860), (1720, 1164474), (1935, 1035088), (2064, 970395), (2580, 776316), (3096, 646930), (3440, 582237), (3870, 517544), (5160, 388158), (6192, 323465), (7740, 258772), (10320, 194079), (15480, 129386), (30960, 64693)]