2640000

素因数分解:

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

素因数の和:48

約数の個数: 160

約数和(自身を含む): 9559440

約数和(自身を除く): 6919440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 64, 66, 75, 80, 88, 96, 100, 110, 120, 125, 128, 132, 150, 160, 165, 176, 192, 200, 220, 240, 250, 264, 275, 300, 320, 330, 352, 375, 384, 400, 440, 480, 500, 528, 550, 600, 625, 640, 660, 704, 750, 800, 825, 880, 960, 1000, 1056, 1100, 1200, 1250, 1320, 1375, 1408, 1500, 1600, 1650, 1760, 1875, 1920, 2000, 2112, 2200, 2400, 2500, 2640, 2750, 3000, 3200, 3300, 3520, 3750, 4000, 4125, 4224, 4400, 4800, 5000, 5280, 5500, 6000, 6600, 6875, 7040, 7500, 8000, 8250, 8800, 9600, 10000, 10560, 11000, 12000, 13200, 13750, 15000, 16000, 16500, 17600, 20000, 20625, 21120, 22000, 24000, 26400, 27500, 30000, 33000, 35200, 40000, 41250, 44000, 48000, 52800, 55000, 60000, 66000, 80000, 82500, 88000, 105600, 110000, 120000, 132000, 165000, 176000, 220000, 240000, 264000, 330000, 440000, 528000, 660000, 880000, 1320000, 2640000]

約数ペア:

[(1, 2640000), (2, 1320000), (3, 880000), (4, 660000), (5, 528000), (6, 440000), (8, 330000), (10, 264000), (11, 240000), (12, 220000), (15, 176000), (16, 165000), (20, 132000), (22, 120000), (24, 110000), (25, 105600), (30, 88000), (32, 82500), (33, 80000), (40, 66000), (44, 60000), (48, 55000), (50, 52800), (55, 48000), (60, 44000), (64, 41250), (66, 40000), (75, 35200), (80, 33000), (88, 30000), (96, 27500), (100, 26400), (110, 24000), (120, 22000), (125, 21120), (128, 20625), (132, 20000), (150, 17600), (160, 16500), (165, 16000), (176, 15000), (192, 13750), (200, 13200), (220, 12000), (240, 11000), (250, 10560), (264, 10000), (275, 9600), (300, 8800), (320, 8250), (330, 8000), (352, 7500), (375, 7040), (384, 6875), (400, 6600), (440, 6000), (480, 5500), (500, 5280), (528, 5000), (550, 4800), (600, 4400), (625, 4224), (640, 4125), (660, 4000), (704, 3750), (750, 3520), (800, 3300), (825, 3200), (880, 3000), (960, 2750), (1000, 2640), (1056, 2500), (1100, 2400), (1200, 2200), (1250, 2112), (1320, 2000), (1375, 1920), (1408, 1875), (1500, 1760), (1600, 1650)]