2808000

素因数分解:

$2^6\times 3^3\times 5^3\times {\mathrm{13}}^1$

素因数の和:49

約数の個数: 224

約数和(自身を含む): 11094720

約数和(自身を除く): 8286720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 108, 117, 120, 125, 130, 135, 144, 150, 156, 160, 180, 192, 195, 200, 208, 216, 225, 234, 240, 250, 260, 270, 288, 300, 312, 320, 325, 351, 360, 375, 390, 400, 416, 432, 450, 468, 480, 500, 520, 540, 576, 585, 600, 624, 650, 675, 702, 720, 750, 780, 800, 832, 864, 900, 936, 960, 975, 1000, 1040, 1080, 1125, 1170, 1200, 1248, 1300, 1350, 1404, 1440, 1500, 1560, 1600, 1625, 1728, 1755, 1800, 1872, 1950, 2000, 2080, 2160, 2250, 2340, 2400, 2496, 2600, 2700, 2808, 2880, 2925, 3000, 3120, 3250, 3375, 3510, 3600, 3744, 3900, 4000, 4160, 4320, 4500, 4680, 4800, 4875, 5200, 5400, 5616, 5850, 6000, 6240, 6500, 6750, 7020, 7200, 7488, 7800, 8000, 8640, 8775, 9000, 9360, 9750, 10400, 10800, 11232, 11700, 12000, 12480, 13000, 13500, 14040, 14400, 14625, 15600, 17550, 18000, 18720, 19500, 20800, 21600, 22464, 23400, 24000, 26000, 27000, 28080, 29250, 31200, 35100, 36000, 37440, 39000, 43200, 43875, 46800, 52000, 54000, 56160, 58500, 62400, 70200, 72000, 78000, 87750, 93600, 104000, 108000, 112320, 117000, 140400, 156000, 175500, 187200, 216000, 234000, 280800, 312000, 351000, 468000, 561600, 702000, 936000, 1404000, 2808000]

約数ペア:

[(1, 2808000), (2, 1404000), (3, 936000), (4, 702000), (5, 561600), (6, 468000), (8, 351000), (9, 312000), (10, 280800), (12, 234000), (13, 216000), (15, 187200), (16, 175500), (18, 156000), (20, 140400), (24, 117000), (25, 112320), (26, 108000), (27, 104000), (30, 93600), (32, 87750), (36, 78000), (39, 72000), (40, 70200), (45, 62400), (48, 58500), (50, 56160), (52, 54000), (54, 52000), (60, 46800), (64, 43875), (65, 43200), (72, 39000), (75, 37440), (78, 36000), (80, 35100), (90, 31200), (96, 29250), (100, 28080), (104, 27000), (108, 26000), (117, 24000), (120, 23400), (125, 22464), (130, 21600), (135, 20800), (144, 19500), (150, 18720), (156, 18000), (160, 17550), (180, 15600), (192, 14625), (195, 14400), (200, 14040), (208, 13500), (216, 13000), (225, 12480), (234, 12000), (240, 11700), (250, 11232), (260, 10800), (270, 10400), (288, 9750), (300, 9360), (312, 9000), (320, 8775), (325, 8640), (351, 8000), (360, 7800), (375, 7488), (390, 7200), (400, 7020), (416, 6750), (432, 6500), (450, 6240), (468, 6000), (480, 5850), (500, 5616), (520, 5400), (540, 5200), (576, 4875), (585, 4800), (600, 4680), (624, 4500), (650, 4320), (675, 4160), (702, 4000), (720, 3900), (750, 3744), (780, 3600), (800, 3510), (832, 3375), (864, 3250), (900, 3120), (936, 3000), (960, 2925), (975, 2880), (1000, 2808), (1040, 2700), (1080, 2600), (1125, 2496), (1170, 2400), (1200, 2340), (1248, 2250), (1300, 2160), (1350, 2080), (1404, 2000), (1440, 1950), (1500, 1872), (1560, 1800), (1600, 1755), (1625, 1728)]