28080000

素因数分解:

$2^7\times 3^3\times 5^4\times {\mathrm{13}}^1$

素因数の和:56

約数の個数: 320

約数和(自身を含む): 111526800

約数和(自身を除く): 83446800

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, 128, 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, 384, 390, 400, 416, 432, 450, 468, 480, 500, 520, 540, 576, 585, 600, 624, 625, 640, 650, 675, 702, 720, 750, 780, 800, 832, 864, 900, 936, 960, 975, 1000, 1040, 1080, 1125, 1152, 1170, 1200, 1248, 1250, 1300, 1350, 1404, 1440, 1500, 1560, 1600, 1625, 1664, 1728, 1755, 1800, 1872, 1875, 1920, 1950, 2000, 2080, 2160, 2250, 2340, 2400, 2496, 2500, 2600, 2700, 2808, 2880, 2925, 3000, 3120, 3200, 3250, 3375, 3456, 3510, 3600, 3744, 3750, 3900, 4000, 4160, 4320, 4500, 4680, 4800, 4875, 4992, 5000, 5200, 5400, 5616, 5625, 5760, 5850, 6000, 6240, 6500, 6750, 7020, 7200, 7488, 7500, 7800, 8000, 8125, 8320, 8640, 8775, 9000, 9360, 9600, 9750, 10000, 10400, 10800, 11232, 11250, 11700, 12000, 12480, 13000, 13500, 14040, 14400, 14625, 14976, 15000, 15600, 16000, 16250, 16875, 17280, 17550, 18000, 18720, 19500, 20000, 20800, 21600, 22464, 22500, 23400, 24000, 24375, 24960, 26000, 27000, 28080, 28800, 29250, 30000, 31200, 32500, 33750, 35100, 36000, 37440, 39000, 40000, 41600, 43200, 43875, 44928, 45000, 46800, 48000, 48750, 52000, 54000, 56160, 58500, 60000, 62400, 65000, 67500, 70200, 72000, 73125, 74880, 78000, 80000, 86400, 87750, 90000, 93600, 97500, 104000, 108000, 112320, 117000, 120000, 124800, 130000, 135000, 140400, 144000, 146250, 156000, 175500, 180000, 187200, 195000, 208000, 216000, 219375, 224640, 234000, 240000, 260000, 270000, 280800, 292500, 312000, 351000, 360000, 374400, 390000, 432000, 438750, 468000, 520000, 540000, 561600, 585000, 624000, 702000, 720000, 780000, 877500, 936000, 1040000, 1080000, 1123200, 1170000, 1404000, 1560000, 1755000, 1872000, 2160000, 2340000, 2808000, 3120000, 3510000, 4680000, 5616000, 7020000, 9360000, 14040000, 28080000]

約数ペア:

[(1, 28080000), (2, 14040000), (3, 9360000), (4, 7020000), (5, 5616000), (6, 4680000), (8, 3510000), (9, 3120000), (10, 2808000), (12, 2340000), (13, 2160000), (15, 1872000), (16, 1755000), (18, 1560000), (20, 1404000), (24, 1170000), (25, 1123200), (26, 1080000), (27, 1040000), (30, 936000), (32, 877500), (36, 780000), (39, 720000), (40, 702000), (45, 624000), (48, 585000), (50, 561600), (52, 540000), (54, 520000), (60, 468000), (64, 438750), (65, 432000), (72, 390000), (75, 374400), (78, 360000), (80, 351000), (90, 312000), (96, 292500), (100, 280800), (104, 270000), (108, 260000), (117, 240000), (120, 234000), (125, 224640), (128, 219375), (130, 216000), (135, 208000), (144, 195000), (150, 187200), (156, 180000), (160, 175500), (180, 156000), (192, 146250), (195, 144000), (200, 140400), (208, 135000), (216, 130000), (225, 124800), (234, 120000), (240, 117000), (250, 112320), (260, 108000), (270, 104000), (288, 97500), (300, 93600), (312, 90000), (320, 87750), (325, 86400), (351, 80000), (360, 78000), (375, 74880), (384, 73125), (390, 72000), (400, 70200), (416, 67500), (432, 65000), (450, 62400), (468, 60000), (480, 58500), (500, 56160), (520, 54000), (540, 52000), (576, 48750), (585, 48000), (600, 46800), (624, 45000), (625, 44928), (640, 43875), (650, 43200), (675, 41600), (702, 40000), (720, 39000), (750, 37440), (780, 36000), (800, 35100), (832, 33750), (864, 32500), (900, 31200), (936, 30000), (960, 29250), (975, 28800), (1000, 28080), (1040, 27000), (1080, 26000), (1125, 24960), (1152, 24375), (1170, 24000), (1200, 23400), (1248, 22500), (1250, 22464), (1300, 21600), (1350, 20800), (1404, 20000), (1440, 19500), (1500, 18720), (1560, 18000), (1600, 17550), (1625, 17280), (1664, 16875), (1728, 16250), (1755, 16000), (1800, 15600), (1872, 15000), (1875, 14976), (1920, 14625), (1950, 14400), (2000, 14040), (2080, 13500), (2160, 13000), (2250, 12480), (2340, 12000), (2400, 11700), (2496, 11250), (2500, 11232), (2600, 10800), (2700, 10400), (2808, 10000), (2880, 9750), (2925, 9600), (3000, 9360), (3120, 9000), (3200, 8775), (3250, 8640), (3375, 8320), (3456, 8125), (3510, 8000), (3600, 7800), (3744, 7500), (3750, 7488), (3900, 7200), (4000, 7020), (4160, 6750), (4320, 6500), (4500, 6240), (4680, 6000), (4800, 5850), (4875, 5760), (4992, 5625), (5000, 5616), (5200, 5400)]