1262880000

素因数分解:

$2^8\times 3^2\times 5^4\times {\mathrm{877}}^1$

素因数の和:919

約数の個数: 270

約数和(自身を含む): 4555224674

約数和(自身を除く): 3292344674

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 180, 192, 200, 225, 240, 250, 256, 288, 300, 320, 360, 375, 384, 400, 450, 480, 500, 576, 600, 625, 640, 720, 750, 768, 800, 877, 900, 960, 1000, 1125, 1152, 1200, 1250, 1280, 1440, 1500, 1600, 1754, 1800, 1875, 1920, 2000, 2250, 2304, 2400, 2500, 2631, 2880, 3000, 3200, 3508, 3600, 3750, 3840, 4000, 4385, 4500, 4800, 5000, 5262, 5625, 5760, 6000, 6400, 7016, 7200, 7500, 7893, 8000, 8770, 9000, 9600, 10000, 10524, 11250, 11520, 12000, 13155, 14032, 14400, 15000, 15786, 16000, 17540, 18000, 19200, 20000, 21048, 21925, 22500, 24000, 26310, 28064, 28800, 30000, 31572, 32000, 35080, 36000, 39465, 40000, 42096, 43850, 45000, 48000, 52620, 56128, 57600, 60000, 63144, 65775, 70160, 72000, 78930, 80000, 84192, 87700, 90000, 96000, 105240, 109625, 112256, 120000, 126288, 131550, 140320, 144000, 157860, 160000, 168384, 175400, 180000, 197325, 210480, 219250, 224512, 240000, 252576, 263100, 280640, 288000, 315720, 328875, 336768, 350800, 360000, 394650, 420960, 438500, 480000, 505152, 526200, 548125, 561280, 631440, 657750, 673536, 701600, 720000, 789300, 841920, 877000, 986625, 1010304, 1052400, 1096250, 1122560, 1262880, 1315500, 1403200, 1440000, 1578600, 1644375, 1683840, 1754000, 1973250, 2020608, 2104800, 2192500, 2525760, 2631000, 2806400, 3157200, 3288750, 3367680, 3508000, 3946500, 4209600, 4385000, 4933125, 5051520, 5262000, 5612800, 6314400, 6577500, 7016000, 7893000, 8419200, 8770000, 9866250, 10103040, 10524000, 12628800, 13155000, 14032000, 15786000, 16838400, 17540000, 19732500, 21048000, 25257600, 26310000, 28064000, 31572000, 35080000, 39465000, 42096000, 50515200, 52620000, 63144000, 70160000, 78930000, 84192000, 105240000, 126288000, 140320000, 157860000, 210480000, 252576000, 315720000, 420960000, 631440000, 1262880000]

約数ペア:

[(1, 1262880000), (2, 631440000), (3, 420960000), (4, 315720000), (5, 252576000), (6, 210480000), (8, 157860000), (9, 140320000), (10, 126288000), (12, 105240000), (15, 84192000), (16, 78930000), (18, 70160000), (20, 63144000), (24, 52620000), (25, 50515200), (30, 42096000), (32, 39465000), (36, 35080000), (40, 31572000), (45, 28064000), (48, 26310000), (50, 25257600), (60, 21048000), (64, 19732500), (72, 17540000), (75, 16838400), (80, 15786000), (90, 14032000), (96, 13155000), (100, 12628800), (120, 10524000), (125, 10103040), (128, 9866250), (144, 8770000), (150, 8419200), (160, 7893000), (180, 7016000), (192, 6577500), (200, 6314400), (225, 5612800), (240, 5262000), (250, 5051520), (256, 4933125), (288, 4385000), (300, 4209600), (320, 3946500), (360, 3508000), (375, 3367680), (384, 3288750), (400, 3157200), (450, 2806400), (480, 2631000), (500, 2525760), (576, 2192500), (600, 2104800), (625, 2020608), (640, 1973250), (720, 1754000), (750, 1683840), (768, 1644375), (800, 1578600), (877, 1440000), (900, 1403200), (960, 1315500), (1000, 1262880), (1125, 1122560), (1152, 1096250), (1200, 1052400), (1250, 1010304), (1280, 986625), (1440, 877000), (1500, 841920), (1600, 789300), (1754, 720000), (1800, 701600), (1875, 673536), (1920, 657750), (2000, 631440), (2250, 561280), (2304, 548125), (2400, 526200), (2500, 505152), (2631, 480000), (2880, 438500), (3000, 420960), (3200, 394650), (3508, 360000), (3600, 350800), (3750, 336768), (3840, 328875), (4000, 315720), (4385, 288000), (4500, 280640), (4800, 263100), (5000, 252576), (5262, 240000), (5625, 224512), (5760, 219250), (6000, 210480), (6400, 197325), (7016, 180000), (7200, 175400), (7500, 168384), (7893, 160000), (8000, 157860), (8770, 144000), (9000, 140320), (9600, 131550), (10000, 126288), (10524, 120000), (11250, 112256), (11520, 109625), (12000, 105240), (13155, 96000), (14032, 90000), (14400, 87700), (15000, 84192), (15786, 80000), (16000, 78930), (17540, 72000), (18000, 70160), (19200, 65775), (20000, 63144), (21048, 60000), (21925, 57600), (22500, 56128), (24000, 52620), (26310, 48000), (28064, 45000), (28800, 43850), (30000, 42096), (31572, 40000), (32000, 39465), (35080, 36000)]