2005207680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{149197}}^1$

素因数の和:149226

約数の個数: 128

約数和(自身を含む): 7304734080

約数和(自身を除く): 5299526400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 149197, 298394, 447591, 596788, 745985, 895182, 1044379, 1193576, 1491970, 1790364, 2088758, 2237955, 2387152, 2983940, 3133137, 3580728, 4177516, 4475910, 4774304, 5221895, 5967880, 6266274, 7161456, 8355032, 8951820, 9548608, 10443790, 11935760, 12532548, 14322912, 15665685, 16710064, 17903640, 19097216, 20887580, 23871520, 25065096, 28645824, 31331370, 33420128, 35807280, 41775160, 47743040, 50130192, 57291648, 62662740, 66840256, 71614560, 83550320, 95486080, 100260384, 125325480, 133680512, 143229120, 167100640, 200520768, 250650960, 286458240, 334201280, 401041536, 501301920, 668402560, 1002603840, 2005207680]

約数ペア:

[(1, 2005207680), (2, 1002603840), (3, 668402560), (4, 501301920), (5, 401041536), (6, 334201280), (7, 286458240), (8, 250650960), (10, 200520768), (12, 167100640), (14, 143229120), (15, 133680512), (16, 125325480), (20, 100260384), (21, 95486080), (24, 83550320), (28, 71614560), (30, 66840256), (32, 62662740), (35, 57291648), (40, 50130192), (42, 47743040), (48, 41775160), (56, 35807280), (60, 33420128), (64, 31331370), (70, 28645824), (80, 25065096), (84, 23871520), (96, 20887580), (105, 19097216), (112, 17903640), (120, 16710064), (128, 15665685), (140, 14322912), (160, 12532548), (168, 11935760), (192, 10443790), (210, 9548608), (224, 8951820), (240, 8355032), (280, 7161456), (320, 6266274), (336, 5967880), (384, 5221895), (420, 4774304), (448, 4475910), (480, 4177516), (560, 3580728), (640, 3133137), (672, 2983940), (840, 2387152), (896, 2237955), (960, 2088758), (1120, 1790364), (1344, 1491970), (1680, 1193576), (1920, 1044379), (2240, 895182), (2688, 745985), (3360, 596788), (4480, 447591), (6720, 298394), (13440, 149197)]