7920000

素因数分解:

$2^7\times 3^2\times 5^4\times {\mathrm{11}}^1$

素因数の和:51

約数の個数: 240

約数和(自身を含む): 31068180

約数和(自身を除く): 23148180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 44, 45, 48, 50, 55, 60, 64, 66, 72, 75, 80, 88, 90, 96, 99, 100, 110, 120, 125, 128, 132, 144, 150, 160, 165, 176, 180, 192, 198, 200, 220, 225, 240, 250, 264, 275, 288, 300, 320, 330, 352, 360, 375, 384, 396, 400, 440, 450, 480, 495, 500, 528, 550, 576, 600, 625, 640, 660, 704, 720, 750, 792, 800, 825, 880, 900, 960, 990, 1000, 1056, 1100, 1125, 1152, 1200, 1250, 1320, 1375, 1408, 1440, 1500, 1584, 1600, 1650, 1760, 1800, 1875, 1920, 1980, 2000, 2112, 2200, 2250, 2400, 2475, 2500, 2640, 2750, 2880, 3000, 3168, 3200, 3300, 3520, 3600, 3750, 3960, 4000, 4125, 4224, 4400, 4500, 4800, 4950, 5000, 5280, 5500, 5625, 5760, 6000, 6336, 6600, 6875, 7040, 7200, 7500, 7920, 8000, 8250, 8800, 9000, 9600, 9900, 10000, 10560, 11000, 11250, 12000, 12375, 12672, 13200, 13750, 14400, 15000, 15840, 16000, 16500, 17600, 18000, 19800, 20000, 20625, 21120, 22000, 22500, 24000, 24750, 26400, 27500, 28800, 30000, 31680, 33000, 35200, 36000, 39600, 40000, 41250, 44000, 45000, 48000, 49500, 52800, 55000, 60000, 61875, 63360, 66000, 72000, 79200, 80000, 82500, 88000, 90000, 99000, 105600, 110000, 120000, 123750, 132000, 144000, 158400, 165000, 176000, 180000, 198000, 220000, 240000, 247500, 264000, 316800, 330000, 360000, 396000, 440000, 495000, 528000, 660000, 720000, 792000, 880000, 990000, 1320000, 1584000, 1980000, 2640000, 3960000, 7920000]

約数ペア:

[(1, 7920000), (2, 3960000), (3, 2640000), (4, 1980000), (5, 1584000), (6, 1320000), (8, 990000), (9, 880000), (10, 792000), (11, 720000), (12, 660000), (15, 528000), (16, 495000), (18, 440000), (20, 396000), (22, 360000), (24, 330000), (25, 316800), (30, 264000), (32, 247500), (33, 240000), (36, 220000), (40, 198000), (44, 180000), (45, 176000), (48, 165000), (50, 158400), (55, 144000), (60, 132000), (64, 123750), (66, 120000), (72, 110000), (75, 105600), (80, 99000), (88, 90000), (90, 88000), (96, 82500), (99, 80000), (100, 79200), (110, 72000), (120, 66000), (125, 63360), (128, 61875), (132, 60000), (144, 55000), (150, 52800), (160, 49500), (165, 48000), (176, 45000), (180, 44000), (192, 41250), (198, 40000), (200, 39600), (220, 36000), (225, 35200), (240, 33000), (250, 31680), (264, 30000), (275, 28800), (288, 27500), (300, 26400), (320, 24750), (330, 24000), (352, 22500), (360, 22000), (375, 21120), (384, 20625), (396, 20000), (400, 19800), (440, 18000), (450, 17600), (480, 16500), (495, 16000), (500, 15840), (528, 15000), (550, 14400), (576, 13750), (600, 13200), (625, 12672), (640, 12375), (660, 12000), (704, 11250), (720, 11000), (750, 10560), (792, 10000), (800, 9900), (825, 9600), (880, 9000), (900, 8800), (960, 8250), (990, 8000), (1000, 7920), (1056, 7500), (1100, 7200), (1125, 7040), (1152, 6875), (1200, 6600), (1250, 6336), (1320, 6000), (1375, 5760), (1408, 5625), (1440, 5500), (1500, 5280), (1584, 5000), (1600, 4950), (1650, 4800), (1760, 4500), (1800, 4400), (1875, 4224), (1920, 4125), (1980, 4000), (2000, 3960), (2112, 3750), (2200, 3600), (2250, 3520), (2400, 3300), (2475, 3200), (2500, 3168), (2640, 3000), (2750, 2880)]