20706000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 320

約数和(自身を含む): 83566080

約数和(自身を除く): 62860080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 29, 30, 34, 35, 40, 42, 48, 50, 51, 56, 58, 60, 68, 70, 75, 80, 84, 85, 87, 100, 102, 105, 112, 116, 119, 120, 125, 136, 140, 145, 150, 168, 170, 174, 175, 200, 203, 204, 210, 232, 238, 240, 250, 255, 272, 280, 290, 300, 336, 340, 348, 350, 357, 375, 400, 406, 408, 420, 425, 435, 464, 476, 493, 500, 510, 525, 560, 580, 595, 600, 609, 680, 696, 700, 714, 725, 750, 812, 816, 840, 850, 870, 875, 952, 986, 1000, 1015, 1020, 1050, 1160, 1190, 1200, 1218, 1275, 1360, 1392, 1400, 1428, 1450, 1479, 1500, 1624, 1680, 1700, 1740, 1750, 1785, 1904, 1972, 2000, 2030, 2040, 2100, 2125, 2175, 2320, 2380, 2436, 2465, 2550, 2625, 2800, 2856, 2900, 2958, 2975, 3000, 3045, 3248, 3400, 3451, 3480, 3500, 3570, 3625, 3944, 4060, 4080, 4200, 4250, 4350, 4760, 4872, 4930, 5075, 5100, 5250, 5712, 5800, 5916, 5950, 6000, 6090, 6375, 6800, 6902, 6960, 7000, 7140, 7250, 7395, 7888, 8120, 8400, 8500, 8700, 8925, 9520, 9744, 9860, 10150, 10200, 10353, 10500, 10875, 11600, 11832, 11900, 12180, 12325, 12750, 13804, 14000, 14280, 14500, 14790, 14875, 15225, 16240, 17000, 17255, 17400, 17850, 19720, 20300, 20400, 20706, 21000, 21750, 23664, 23800, 24360, 24650, 25375, 25500, 27608, 28560, 29000, 29580, 29750, 30450, 34000, 34510, 34800, 35700, 36975, 39440, 40600, 41412, 42000, 43500, 44625, 47600, 48720, 49300, 50750, 51000, 51765, 55216, 58000, 59160, 59500, 60900, 61625, 69020, 71400, 73950, 76125, 81200, 82824, 86275, 87000, 89250, 98600, 101500, 102000, 103530, 118320, 119000, 121800, 123250, 138040, 142800, 147900, 152250, 165648, 172550, 174000, 178500, 184875, 197200, 203000, 207060, 238000, 243600, 246500, 258825, 276080, 295800, 304500, 345100, 357000, 369750, 406000, 414120, 431375, 493000, 517650, 591600, 609000, 690200, 714000, 739500, 828240, 862750, 986000, 1035300, 1218000, 1294125, 1380400, 1479000, 1725500, 2070600, 2588250, 2958000, 3451000, 4141200, 5176500, 6902000, 10353000, 20706000]

約数ペア:

[(1, 20706000), (2, 10353000), (3, 6902000), (4, 5176500), (5, 4141200), (6, 3451000), (7, 2958000), (8, 2588250), (10, 2070600), (12, 1725500), (14, 1479000), (15, 1380400), (16, 1294125), (17, 1218000), (20, 1035300), (21, 986000), (24, 862750), (25, 828240), (28, 739500), (29, 714000), (30, 690200), (34, 609000), (35, 591600), (40, 517650), (42, 493000), (48, 431375), (50, 414120), (51, 406000), (56, 369750), (58, 357000), (60, 345100), (68, 304500), (70, 295800), (75, 276080), (80, 258825), (84, 246500), (85, 243600), (87, 238000), (100, 207060), (102, 203000), (105, 197200), (112, 184875), (116, 178500), (119, 174000), (120, 172550), (125, 165648), (136, 152250), (140, 147900), (145, 142800), (150, 138040), (168, 123250), (170, 121800), (174, 119000), (175, 118320), (200, 103530), (203, 102000), (204, 101500), (210, 98600), (232, 89250), (238, 87000), (240, 86275), (250, 82824), (255, 81200), (272, 76125), (280, 73950), (290, 71400), (300, 69020), (336, 61625), (340, 60900), (348, 59500), (350, 59160), (357, 58000), (375, 55216), (400, 51765), (406, 51000), (408, 50750), (420, 49300), (425, 48720), (435, 47600), (464, 44625), (476, 43500), (493, 42000), (500, 41412), (510, 40600), (525, 39440), (560, 36975), (580, 35700), (595, 34800), (600, 34510), (609, 34000), (680, 30450), (696, 29750), (700, 29580), (714, 29000), (725, 28560), (750, 27608), (812, 25500), (816, 25375), (840, 24650), (850, 24360), (870, 23800), (875, 23664), (952, 21750), (986, 21000), (1000, 20706), (1015, 20400), (1020, 20300), (1050, 19720), (1160, 17850), (1190, 17400), (1200, 17255), (1218, 17000), (1275, 16240), (1360, 15225), (1392, 14875), (1400, 14790), (1428, 14500), (1450, 14280), (1479, 14000), (1500, 13804), (1624, 12750), (1680, 12325), (1700, 12180), (1740, 11900), (1750, 11832), (1785, 11600), (1904, 10875), (1972, 10500), (2000, 10353), (2030, 10200), (2040, 10150), (2100, 9860), (2125, 9744), (2175, 9520), (2320, 8925), (2380, 8700), (2436, 8500), (2465, 8400), (2550, 8120), (2625, 7888), (2800, 7395), (2856, 7250), (2900, 7140), (2958, 7000), (2975, 6960), (3000, 6902), (3045, 6800), (3248, 6375), (3400, 6090), (3451, 6000), (3480, 5950), (3500, 5916), (3570, 5800), (3625, 5712), (3944, 5250), (4060, 5100), (4080, 5075), (4200, 4930), (4250, 4872), (4350, 4760)]