20340000

素因数分解:

$2^5\times 3^2\times 5^4\times {\mathrm{113}}^1$

素因数の和:149

約数の個数: 180

約数和(自身を含む): 72918846

約数和(自身を除く): 52578846

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 113, 120, 125, 144, 150, 160, 180, 200, 225, 226, 240, 250, 288, 300, 339, 360, 375, 400, 450, 452, 480, 500, 565, 600, 625, 678, 720, 750, 800, 900, 904, 1000, 1017, 1125, 1130, 1200, 1250, 1356, 1440, 1500, 1695, 1800, 1808, 1875, 2000, 2034, 2250, 2260, 2400, 2500, 2712, 2825, 3000, 3390, 3600, 3616, 3750, 4000, 4068, 4500, 4520, 5000, 5085, 5424, 5625, 5650, 6000, 6780, 7200, 7500, 8136, 8475, 9000, 9040, 10000, 10170, 10848, 11250, 11300, 12000, 13560, 14125, 15000, 16272, 16950, 18000, 18080, 20000, 20340, 22500, 22600, 25425, 27120, 28250, 30000, 32544, 33900, 36000, 40680, 42375, 45000, 45200, 50850, 54240, 56500, 60000, 67800, 70625, 81360, 84750, 90000, 90400, 101700, 113000, 127125, 135600, 141250, 162720, 169500, 180000, 203400, 211875, 226000, 254250, 271200, 282500, 339000, 406800, 423750, 452000, 508500, 565000, 635625, 678000, 813600, 847500, 1017000, 1130000, 1271250, 1356000, 1695000, 2034000, 2260000, 2542500, 3390000, 4068000, 5085000, 6780000, 10170000, 20340000]

約数ペア:

[(1, 20340000), (2, 10170000), (3, 6780000), (4, 5085000), (5, 4068000), (6, 3390000), (8, 2542500), (9, 2260000), (10, 2034000), (12, 1695000), (15, 1356000), (16, 1271250), (18, 1130000), (20, 1017000), (24, 847500), (25, 813600), (30, 678000), (32, 635625), (36, 565000), (40, 508500), (45, 452000), (48, 423750), (50, 406800), (60, 339000), (72, 282500), (75, 271200), (80, 254250), (90, 226000), (96, 211875), (100, 203400), (113, 180000), (120, 169500), (125, 162720), (144, 141250), (150, 135600), (160, 127125), (180, 113000), (200, 101700), (225, 90400), (226, 90000), (240, 84750), (250, 81360), (288, 70625), (300, 67800), (339, 60000), (360, 56500), (375, 54240), (400, 50850), (450, 45200), (452, 45000), (480, 42375), (500, 40680), (565, 36000), (600, 33900), (625, 32544), (678, 30000), (720, 28250), (750, 27120), (800, 25425), (900, 22600), (904, 22500), (1000, 20340), (1017, 20000), (1125, 18080), (1130, 18000), (1200, 16950), (1250, 16272), (1356, 15000), (1440, 14125), (1500, 13560), (1695, 12000), (1800, 11300), (1808, 11250), (1875, 10848), (2000, 10170), (2034, 10000), (2250, 9040), (2260, 9000), (2400, 8475), (2500, 8136), (2712, 7500), (2825, 7200), (3000, 6780), (3390, 6000), (3600, 5650), (3616, 5625), (3750, 5424), (4000, 5085), (4068, 5000), (4500, 4520)]