21708000

素因数分解:

$2^5\times 3^4\times 5^3\times {\mathrm{67}}^1$

素因数の和:104

約数の個数: 240

約数和(自身を含む): 80864784

約数和(自身を除く): 59156784

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, 67, 72, 75, 80, 81, 90, 96, 100, 108, 120, 125, 134, 135, 144, 150, 160, 162, 180, 200, 201, 216, 225, 240, 250, 268, 270, 288, 300, 324, 335, 360, 375, 400, 402, 405, 432, 450, 480, 500, 536, 540, 600, 603, 648, 670, 675, 720, 750, 800, 804, 810, 864, 900, 1000, 1005, 1072, 1080, 1125, 1200, 1206, 1296, 1340, 1350, 1440, 1500, 1608, 1620, 1675, 1800, 1809, 2000, 2010, 2025, 2144, 2160, 2250, 2400, 2412, 2592, 2680, 2700, 3000, 3015, 3216, 3240, 3350, 3375, 3600, 3618, 4000, 4020, 4050, 4320, 4500, 4824, 5025, 5360, 5400, 5427, 6000, 6030, 6432, 6480, 6700, 6750, 7200, 7236, 8040, 8100, 8375, 9000, 9045, 9648, 10050, 10125, 10720, 10800, 10854, 12000, 12060, 12960, 13400, 13500, 14472, 15075, 16080, 16200, 16750, 18000, 18090, 19296, 20100, 20250, 21600, 21708, 24120, 25125, 26800, 27000, 27135, 28944, 30150, 32160, 32400, 33500, 36000, 36180, 40200, 40500, 43416, 45225, 48240, 50250, 53600, 54000, 54270, 57888, 60300, 64800, 67000, 72360, 75375, 80400, 81000, 86832, 90450, 96480, 100500, 108000, 108540, 120600, 134000, 135675, 144720, 150750, 160800, 162000, 173664, 180900, 201000, 217080, 226125, 241200, 268000, 271350, 289440, 301500, 324000, 361800, 402000, 434160, 452250, 482400, 542700, 603000, 678375, 723600, 804000, 868320, 904500, 1085400, 1206000, 1356750, 1447200, 1809000, 2170800, 2412000, 2713500, 3618000, 4341600, 5427000, 7236000, 10854000, 21708000]

約数ペア:

[(1, 21708000), (2, 10854000), (3, 7236000), (4, 5427000), (5, 4341600), (6, 3618000), (8, 2713500), (9, 2412000), (10, 2170800), (12, 1809000), (15, 1447200), (16, 1356750), (18, 1206000), (20, 1085400), (24, 904500), (25, 868320), (27, 804000), (30, 723600), (32, 678375), (36, 603000), (40, 542700), (45, 482400), (48, 452250), (50, 434160), (54, 402000), (60, 361800), (67, 324000), (72, 301500), (75, 289440), (80, 271350), (81, 268000), (90, 241200), (96, 226125), (100, 217080), (108, 201000), (120, 180900), (125, 173664), (134, 162000), (135, 160800), (144, 150750), (150, 144720), (160, 135675), (162, 134000), (180, 120600), (200, 108540), (201, 108000), (216, 100500), (225, 96480), (240, 90450), (250, 86832), (268, 81000), (270, 80400), (288, 75375), (300, 72360), (324, 67000), (335, 64800), (360, 60300), (375, 57888), (400, 54270), (402, 54000), (405, 53600), (432, 50250), (450, 48240), (480, 45225), (500, 43416), (536, 40500), (540, 40200), (600, 36180), (603, 36000), (648, 33500), (670, 32400), (675, 32160), (720, 30150), (750, 28944), (800, 27135), (804, 27000), (810, 26800), (864, 25125), (900, 24120), (1000, 21708), (1005, 21600), (1072, 20250), (1080, 20100), (1125, 19296), (1200, 18090), (1206, 18000), (1296, 16750), (1340, 16200), (1350, 16080), (1440, 15075), (1500, 14472), (1608, 13500), (1620, 13400), (1675, 12960), (1800, 12060), (1809, 12000), (2000, 10854), (2010, 10800), (2025, 10720), (2144, 10125), (2160, 10050), (2250, 9648), (2400, 9045), (2412, 9000), (2592, 8375), (2680, 8100), (2700, 8040), (3000, 7236), (3015, 7200), (3216, 6750), (3240, 6700), (3350, 6480), (3375, 6432), (3600, 6030), (3618, 6000), (4000, 5427), (4020, 5400), (4050, 5360), (4320, 5025), (4500, 4824)]