21576000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 224

約数和(自身を含む): 76078080

約数和(自身を除く): 54502080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 31, 32, 40, 48, 50, 58, 60, 62, 64, 75, 80, 87, 93, 96, 100, 116, 120, 124, 125, 145, 150, 155, 160, 174, 186, 192, 200, 232, 240, 248, 250, 290, 300, 310, 320, 348, 372, 375, 400, 435, 464, 465, 480, 496, 500, 580, 600, 620, 696, 725, 744, 750, 775, 800, 870, 899, 928, 930, 960, 992, 1000, 1160, 1200, 1240, 1392, 1450, 1488, 1500, 1550, 1600, 1740, 1798, 1856, 1860, 1984, 2000, 2175, 2320, 2325, 2400, 2480, 2697, 2784, 2900, 2976, 3000, 3100, 3480, 3596, 3625, 3720, 3875, 4000, 4350, 4495, 4640, 4650, 4800, 4960, 5394, 5568, 5800, 5952, 6000, 6200, 6960, 7192, 7250, 7440, 7750, 8000, 8700, 8990, 9280, 9300, 9920, 10788, 10875, 11600, 11625, 12000, 12400, 13485, 13920, 14384, 14500, 14880, 15500, 17400, 17980, 18600, 21576, 21750, 22475, 23200, 23250, 24000, 24800, 26970, 27840, 28768, 29000, 29760, 31000, 34800, 35960, 37200, 43152, 43500, 44950, 46400, 46500, 49600, 53940, 57536, 58000, 62000, 67425, 69600, 71920, 74400, 86304, 87000, 89900, 93000, 107880, 112375, 116000, 124000, 134850, 139200, 143840, 148800, 172608, 174000, 179800, 186000, 215760, 224750, 232000, 248000, 269700, 287680, 337125, 348000, 359600, 372000, 431520, 449500, 539400, 674250, 696000, 719200, 744000, 863040, 899000, 1078800, 1348500, 1438400, 1798000, 2157600, 2697000, 3596000, 4315200, 5394000, 7192000, 10788000, 21576000]

約数ペア:

[(1, 21576000), (2, 10788000), (3, 7192000), (4, 5394000), (5, 4315200), (6, 3596000), (8, 2697000), (10, 2157600), (12, 1798000), (15, 1438400), (16, 1348500), (20, 1078800), (24, 899000), (25, 863040), (29, 744000), (30, 719200), (31, 696000), (32, 674250), (40, 539400), (48, 449500), (50, 431520), (58, 372000), (60, 359600), (62, 348000), (64, 337125), (75, 287680), (80, 269700), (87, 248000), (93, 232000), (96, 224750), (100, 215760), (116, 186000), (120, 179800), (124, 174000), (125, 172608), (145, 148800), (150, 143840), (155, 139200), (160, 134850), (174, 124000), (186, 116000), (192, 112375), (200, 107880), (232, 93000), (240, 89900), (248, 87000), (250, 86304), (290, 74400), (300, 71920), (310, 69600), (320, 67425), (348, 62000), (372, 58000), (375, 57536), (400, 53940), (435, 49600), (464, 46500), (465, 46400), (480, 44950), (496, 43500), (500, 43152), (580, 37200), (600, 35960), (620, 34800), (696, 31000), (725, 29760), (744, 29000), (750, 28768), (775, 27840), (800, 26970), (870, 24800), (899, 24000), (928, 23250), (930, 23200), (960, 22475), (992, 21750), (1000, 21576), (1160, 18600), (1200, 17980), (1240, 17400), (1392, 15500), (1450, 14880), (1488, 14500), (1500, 14384), (1550, 13920), (1600, 13485), (1740, 12400), (1798, 12000), (1856, 11625), (1860, 11600), (1984, 10875), (2000, 10788), (2175, 9920), (2320, 9300), (2325, 9280), (2400, 8990), (2480, 8700), (2697, 8000), (2784, 7750), (2900, 7440), (2976, 7250), (3000, 7192), (3100, 6960), (3480, 6200), (3596, 6000), (3625, 5952), (3720, 5800), (3875, 5568), (4000, 5394), (4350, 4960), (4495, 4800), (4640, 4650)]