64800000

素因数分解:

$2^8\times 3^4\times 5^5$

素因数の和:53

約数の個数: 270

約数和(自身を含む): 241511886

約数和(自身を除く): 176711886

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 125, 128, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 240, 250, 256, 270, 288, 300, 320, 324, 360, 375, 384, 400, 405, 432, 450, 480, 500, 540, 576, 600, 625, 640, 648, 675, 720, 750, 768, 800, 810, 864, 900, 960, 1000, 1080, 1125, 1152, 1200, 1250, 1280, 1296, 1350, 1440, 1500, 1600, 1620, 1728, 1800, 1875, 1920, 2000, 2025, 2160, 2250, 2304, 2400, 2500, 2592, 2700, 2880, 3000, 3125, 3200, 3240, 3375, 3456, 3600, 3750, 3840, 4000, 4050, 4320, 4500, 4800, 5000, 5184, 5400, 5625, 5760, 6000, 6250, 6400, 6480, 6750, 6912, 7200, 7500, 8000, 8100, 8640, 9000, 9375, 9600, 10000, 10125, 10368, 10800, 11250, 11520, 12000, 12500, 12960, 13500, 14400, 15000, 16000, 16200, 16875, 17280, 18000, 18750, 19200, 20000, 20250, 20736, 21600, 22500, 24000, 25000, 25920, 27000, 28125, 28800, 30000, 32000, 32400, 33750, 34560, 36000, 37500, 40000, 40500, 43200, 45000, 48000, 50000, 50625, 51840, 54000, 56250, 57600, 60000, 64800, 67500, 72000, 75000, 80000, 81000, 84375, 86400, 90000, 96000, 100000, 101250, 103680, 108000, 112500, 120000, 129600, 135000, 144000, 150000, 160000, 162000, 168750, 172800, 180000, 200000, 202500, 216000, 225000, 240000, 253125, 259200, 270000, 288000, 300000, 324000, 337500, 360000, 400000, 405000, 432000, 450000, 480000, 506250, 518400, 540000, 600000, 648000, 675000, 720000, 800000, 810000, 864000, 900000, 1012500, 1080000, 1200000, 1296000, 1350000, 1440000, 1620000, 1800000, 2025000, 2160000, 2400000, 2592000, 2700000, 3240000, 3600000, 4050000, 4320000, 5400000, 6480000, 7200000, 8100000, 10800000, 12960000, 16200000, 21600000, 32400000, 64800000]

約数ペア:

[(1, 64800000), (2, 32400000), (3, 21600000), (4, 16200000), (5, 12960000), (6, 10800000), (8, 8100000), (9, 7200000), (10, 6480000), (12, 5400000), (15, 4320000), (16, 4050000), (18, 3600000), (20, 3240000), (24, 2700000), (25, 2592000), (27, 2400000), (30, 2160000), (32, 2025000), (36, 1800000), (40, 1620000), (45, 1440000), (48, 1350000), (50, 1296000), (54, 1200000), (60, 1080000), (64, 1012500), (72, 900000), (75, 864000), (80, 810000), (81, 800000), (90, 720000), (96, 675000), (100, 648000), (108, 600000), (120, 540000), (125, 518400), (128, 506250), (135, 480000), (144, 450000), (150, 432000), (160, 405000), (162, 400000), (180, 360000), (192, 337500), (200, 324000), (216, 300000), (225, 288000), (240, 270000), (250, 259200), (256, 253125), (270, 240000), (288, 225000), (300, 216000), (320, 202500), (324, 200000), (360, 180000), (375, 172800), (384, 168750), (400, 162000), (405, 160000), (432, 150000), (450, 144000), (480, 135000), (500, 129600), (540, 120000), (576, 112500), (600, 108000), (625, 103680), (640, 101250), (648, 100000), (675, 96000), (720, 90000), (750, 86400), (768, 84375), (800, 81000), (810, 80000), (864, 75000), (900, 72000), (960, 67500), (1000, 64800), (1080, 60000), (1125, 57600), (1152, 56250), (1200, 54000), (1250, 51840), (1280, 50625), (1296, 50000), (1350, 48000), (1440, 45000), (1500, 43200), (1600, 40500), (1620, 40000), (1728, 37500), (1800, 36000), (1875, 34560), (1920, 33750), (2000, 32400), (2025, 32000), (2160, 30000), (2250, 28800), (2304, 28125), (2400, 27000), (2500, 25920), (2592, 25000), (2700, 24000), (2880, 22500), (3000, 21600), (3125, 20736), (3200, 20250), (3240, 20000), (3375, 19200), (3456, 18750), (3600, 18000), (3750, 17280), (3840, 16875), (4000, 16200), (4050, 16000), (4320, 15000), (4500, 14400), (4800, 13500), (5000, 12960), (5184, 12500), (5400, 12000), (5625, 11520), (5760, 11250), (6000, 10800), (6250, 10368), (6400, 10125), (6480, 10000), (6750, 9600), (6912, 9375), (7200, 9000), (7500, 8640), (8000, 8100)]