21060000

素因数分解:

$2^5\times 3^4\times 5^4\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 300

約数和(自身を含む): 83349882

約数和(自身を除く): 62289882

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 81, 90, 96, 100, 104, 108, 117, 120, 125, 130, 135, 144, 150, 156, 160, 162, 180, 195, 200, 208, 216, 225, 234, 240, 250, 260, 270, 288, 300, 312, 324, 325, 351, 360, 375, 390, 400, 405, 416, 432, 450, 468, 480, 500, 520, 540, 585, 600, 624, 625, 648, 650, 675, 702, 720, 750, 780, 800, 810, 864, 900, 936, 975, 1000, 1040, 1053, 1080, 1125, 1170, 1200, 1248, 1250, 1296, 1300, 1350, 1404, 1440, 1500, 1560, 1620, 1625, 1755, 1800, 1872, 1875, 1950, 2000, 2025, 2080, 2106, 2160, 2250, 2340, 2400, 2500, 2592, 2600, 2700, 2808, 2925, 3000, 3120, 3240, 3250, 3375, 3510, 3600, 3744, 3750, 3900, 4000, 4050, 4212, 4320, 4500, 4680, 4875, 5000, 5200, 5265, 5400, 5616, 5625, 5850, 6000, 6240, 6480, 6500, 6750, 7020, 7200, 7500, 7800, 8100, 8125, 8424, 8775, 9000, 9360, 9750, 10000, 10125, 10400, 10530, 10800, 11232, 11250, 11700, 12000, 12960, 13000, 13500, 14040, 14625, 15000, 15600, 16200, 16250, 16848, 16875, 17550, 18000, 18720, 19500, 20000, 20250, 21060, 21600, 22500, 23400, 24375, 26000, 26325, 27000, 28080, 29250, 30000, 31200, 32400, 32500, 33696, 33750, 35100, 36000, 39000, 40500, 42120, 43875, 45000, 46800, 48750, 50625, 52000, 52650, 54000, 56160, 58500, 60000, 64800, 65000, 67500, 70200, 73125, 78000, 81000, 84240, 87750, 90000, 93600, 97500, 101250, 105300, 108000, 117000, 130000, 131625, 135000, 140400, 146250, 156000, 162000, 168480, 175500, 180000, 195000, 202500, 210600, 219375, 234000, 260000, 263250, 270000, 280800, 292500, 324000, 351000, 390000, 405000, 421200, 438750, 468000, 526500, 540000, 585000, 658125, 702000, 780000, 810000, 842400, 877500, 1053000, 1170000, 1316250, 1404000, 1620000, 1755000, 2106000, 2340000, 2632500, 3510000, 4212000, 5265000, 7020000, 10530000, 21060000]

約数ペア:

[(1, 21060000), (2, 10530000), (3, 7020000), (4, 5265000), (5, 4212000), (6, 3510000), (8, 2632500), (9, 2340000), (10, 2106000), (12, 1755000), (13, 1620000), (15, 1404000), (16, 1316250), (18, 1170000), (20, 1053000), (24, 877500), (25, 842400), (26, 810000), (27, 780000), (30, 702000), (32, 658125), (36, 585000), (39, 540000), (40, 526500), (45, 468000), (48, 438750), (50, 421200), (52, 405000), (54, 390000), (60, 351000), (65, 324000), (72, 292500), (75, 280800), (78, 270000), (80, 263250), (81, 260000), (90, 234000), (96, 219375), (100, 210600), (104, 202500), (108, 195000), (117, 180000), (120, 175500), (125, 168480), (130, 162000), (135, 156000), (144, 146250), (150, 140400), (156, 135000), (160, 131625), (162, 130000), (180, 117000), (195, 108000), (200, 105300), (208, 101250), (216, 97500), (225, 93600), (234, 90000), (240, 87750), (250, 84240), (260, 81000), (270, 78000), (288, 73125), (300, 70200), (312, 67500), (324, 65000), (325, 64800), (351, 60000), (360, 58500), (375, 56160), (390, 54000), (400, 52650), (405, 52000), (416, 50625), (432, 48750), (450, 46800), (468, 45000), (480, 43875), (500, 42120), (520, 40500), (540, 39000), (585, 36000), (600, 35100), (624, 33750), (625, 33696), (648, 32500), (650, 32400), (675, 31200), (702, 30000), (720, 29250), (750, 28080), (780, 27000), (800, 26325), (810, 26000), (864, 24375), (900, 23400), (936, 22500), (975, 21600), (1000, 21060), (1040, 20250), (1053, 20000), (1080, 19500), (1125, 18720), (1170, 18000), (1200, 17550), (1248, 16875), (1250, 16848), (1296, 16250), (1300, 16200), (1350, 15600), (1404, 15000), (1440, 14625), (1500, 14040), (1560, 13500), (1620, 13000), (1625, 12960), (1755, 12000), (1800, 11700), (1872, 11250), (1875, 11232), (1950, 10800), (2000, 10530), (2025, 10400), (2080, 10125), (2106, 10000), (2160, 9750), (2250, 9360), (2340, 9000), (2400, 8775), (2500, 8424), (2592, 8125), (2600, 8100), (2700, 7800), (2808, 7500), (2925, 7200), (3000, 7020), (3120, 6750), (3240, 6500), (3250, 6480), (3375, 6240), (3510, 6000), (3600, 5850), (3744, 5625), (3750, 5616), (3900, 5400), (4000, 5265), (4050, 5200), (4212, 5000), (4320, 4875), (4500, 4680)]