20208778800

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{55949}}^1$

素因数の和:56020

約数の個数: 240

約数和(自身を含む): 75705273600

約数和(自身を除く): 55496494800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 43, 48, 50, 56, 60, 70, 75, 80, 84, 86, 100, 105, 112, 120, 129, 140, 150, 168, 172, 175, 200, 210, 215, 240, 258, 280, 300, 301, 336, 344, 350, 400, 420, 430, 516, 525, 560, 600, 602, 645, 688, 700, 840, 860, 903, 1032, 1050, 1075, 1200, 1204, 1290, 1400, 1505, 1680, 1720, 1806, 2064, 2100, 2150, 2408, 2580, 2800, 3010, 3225, 3440, 3612, 4200, 4300, 4515, 4816, 5160, 6020, 6450, 7224, 7525, 8400, 8600, 9030, 10320, 12040, 12900, 14448, 15050, 17200, 18060, 22575, 24080, 25800, 30100, 36120, 45150, 51600, 55949, 60200, 72240, 90300, 111898, 120400, 167847, 180600, 223796, 279745, 335694, 361200, 391643, 447592, 559490, 671388, 783286, 839235, 895184, 1118980, 1174929, 1342776, 1398725, 1566572, 1678470, 1958215, 2237960, 2349858, 2405807, 2685552, 2797450, 3133144, 3356940, 3916430, 4196175, 4475920, 4699716, 4811614, 5594900, 5874645, 6266288, 6713880, 7217421, 7832860, 8392350, 9399432, 9623228, 9791075, 11189800, 11749290, 12029035, 13427760, 14434842, 15665720, 16784700, 16840649, 18798864, 19246456, 19582150, 22379600, 23498580, 24058070, 28869684, 29373225, 31331440, 33569400, 33681298, 36087105, 38492912, 39164300, 46997160, 48116140, 50521947, 57739368, 58746450, 60145175, 67138800, 67362596, 72174210, 78328600, 84203245, 93994320, 96232280, 101043894, 115478736, 117492900, 120290350, 134725192, 144348420, 156657200, 168406490, 180435525, 192464560, 202087788, 234985800, 240580700, 252609735, 269450384, 288696840, 336812980, 360871050, 404175576, 421016225, 469971600, 481161400, 505219470, 577393680, 673625960, 721742100, 808351152, 842032450, 962322800, 1010438940, 1263048675, 1347251920, 1443484200, 1684064900, 2020877880, 2526097350, 2886968400, 3368129800, 4041755760, 5052194700, 6736259600, 10104389400, 20208778800]

約数ペア:

[(1, 20208778800), (2, 10104389400), (3, 6736259600), (4, 5052194700), (5, 4041755760), (6, 3368129800), (7, 2886968400), (8, 2526097350), (10, 2020877880), (12, 1684064900), (14, 1443484200), (15, 1347251920), (16, 1263048675), (20, 1010438940), (21, 962322800), (24, 842032450), (25, 808351152), (28, 721742100), (30, 673625960), (35, 577393680), (40, 505219470), (42, 481161400), (43, 469971600), (48, 421016225), (50, 404175576), (56, 360871050), (60, 336812980), (70, 288696840), (75, 269450384), (80, 252609735), (84, 240580700), (86, 234985800), (100, 202087788), (105, 192464560), (112, 180435525), (120, 168406490), (129, 156657200), (140, 144348420), (150, 134725192), (168, 120290350), (172, 117492900), (175, 115478736), (200, 101043894), (210, 96232280), (215, 93994320), (240, 84203245), (258, 78328600), (280, 72174210), (300, 67362596), (301, 67138800), (336, 60145175), (344, 58746450), (350, 57739368), (400, 50521947), (420, 48116140), (430, 46997160), (516, 39164300), (525, 38492912), (560, 36087105), (600, 33681298), (602, 33569400), (645, 31331440), (688, 29373225), (700, 28869684), (840, 24058070), (860, 23498580), (903, 22379600), (1032, 19582150), (1050, 19246456), (1075, 18798864), (1200, 16840649), (1204, 16784700), (1290, 15665720), (1400, 14434842), (1505, 13427760), (1680, 12029035), (1720, 11749290), (1806, 11189800), (2064, 9791075), (2100, 9623228), (2150, 9399432), (2408, 8392350), (2580, 7832860), (2800, 7217421), (3010, 6713880), (3225, 6266288), (3440, 5874645), (3612, 5594900), (4200, 4811614), (4300, 4699716), (4515, 4475920), (4816, 4196175), (5160, 3916430), (6020, 3356940), (6450, 3133144), (7224, 2797450), (7525, 2685552), (8400, 2405807), (8600, 2349858), (9030, 2237960), (10320, 1958215), (12040, 1678470), (12900, 1566572), (14448, 1398725), (15050, 1342776), (17200, 1174929), (18060, 1118980), (22575, 895184), (24080, 839235), (25800, 783286), (30100, 671388), (36120, 559490), (45150, 447592), (51600, 391643), (55949, 361200), (60200, 335694), (72240, 279745), (90300, 223796), (111898, 180600), (120400, 167847)]