20794382280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{41887}}^1$

素因数の和:42108

約数の個数: 192

約数和(自身を含む): 77630192640

約数和(自身を除く): 56835810360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 197, 210, 252, 280, 315, 360, 394, 420, 504, 591, 630, 788, 840, 985, 1182, 1260, 1379, 1576, 1773, 1970, 2364, 2520, 2758, 2955, 3546, 3940, 4137, 4728, 5516, 5910, 6895, 7092, 7880, 8274, 8865, 11032, 11820, 12411, 13790, 14184, 16548, 17730, 20685, 23640, 24822, 27580, 33096, 35460, 41370, 41887, 49644, 55160, 62055, 70920, 82740, 83774, 99288, 124110, 125661, 165480, 167548, 209435, 248220, 251322, 293209, 335096, 376983, 418870, 496440, 502644, 586418, 628305, 753966, 837740, 879627, 1005288, 1172836, 1256610, 1466045, 1507932, 1675480, 1759254, 1884915, 2345672, 2513220, 2638881, 2932090, 3015864, 3518508, 3769830, 4398135, 5026440, 5277762, 5864180, 7037016, 7539660, 8251739, 8796270, 10555524, 11728360, 13194405, 15079320, 16503478, 17592540, 21111048, 24755217, 26388810, 33006956, 35185080, 41258695, 49510434, 52777620, 57762173, 66013912, 74265651, 82517390, 99020868, 105555240, 115524346, 123776085, 148531302, 165034780, 173286519, 198041736, 231048692, 247552170, 288810865, 297062604, 330069560, 346573038, 371328255, 462097384, 495104340, 519859557, 577621730, 594125208, 693146076, 742656510, 866432595, 990208680, 1039719114, 1155243460, 1386292152, 1485313020, 1732865190, 2079438228, 2310486920, 2599297785, 2970626040, 3465730380, 4158876456, 5198595570, 6931460760, 10397191140, 20794382280]

約数ペア:

[(1, 20794382280), (2, 10397191140), (3, 6931460760), (4, 5198595570), (5, 4158876456), (6, 3465730380), (7, 2970626040), (8, 2599297785), (9, 2310486920), (10, 2079438228), (12, 1732865190), (14, 1485313020), (15, 1386292152), (18, 1155243460), (20, 1039719114), (21, 990208680), (24, 866432595), (28, 742656510), (30, 693146076), (35, 594125208), (36, 577621730), (40, 519859557), (42, 495104340), (45, 462097384), (56, 371328255), (60, 346573038), (63, 330069560), (70, 297062604), (72, 288810865), (84, 247552170), (90, 231048692), (105, 198041736), (120, 173286519), (126, 165034780), (140, 148531302), (168, 123776085), (180, 115524346), (197, 105555240), (210, 99020868), (252, 82517390), (280, 74265651), (315, 66013912), (360, 57762173), (394, 52777620), (420, 49510434), (504, 41258695), (591, 35185080), (630, 33006956), (788, 26388810), (840, 24755217), (985, 21111048), (1182, 17592540), (1260, 16503478), (1379, 15079320), (1576, 13194405), (1773, 11728360), (1970, 10555524), (2364, 8796270), (2520, 8251739), (2758, 7539660), (2955, 7037016), (3546, 5864180), (3940, 5277762), (4137, 5026440), (4728, 4398135), (5516, 3769830), (5910, 3518508), (6895, 3015864), (7092, 2932090), (7880, 2638881), (8274, 2513220), (8865, 2345672), (11032, 1884915), (11820, 1759254), (12411, 1675480), (13790, 1507932), (14184, 1466045), (16548, 1256610), (17730, 1172836), (20685, 1005288), (23640, 879627), (24822, 837740), (27580, 753966), (33096, 628305), (35460, 586418), (41370, 502644), (41887, 496440), (49644, 418870), (55160, 376983), (62055, 335096), (70920, 293209), (82740, 251322), (83774, 248220), (99288, 209435), (124110, 167548), (125661, 165480)]