21805200

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{673}}^1$

素因数の和:703

約数の個数: 150

約数和(自身を含む): 78373394

約数和(自身を除く): 56568194

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 270, 300, 324, 360, 400, 405, 432, 450, 540, 600, 648, 673, 675, 720, 810, 900, 1080, 1200, 1296, 1346, 1350, 1620, 1800, 2019, 2025, 2160, 2692, 2700, 3240, 3365, 3600, 4038, 4050, 5384, 5400, 6057, 6480, 6730, 8076, 8100, 10095, 10768, 10800, 12114, 13460, 16152, 16200, 16825, 18171, 20190, 24228, 26920, 30285, 32304, 32400, 33650, 36342, 40380, 48456, 50475, 53840, 54513, 60570, 67300, 72684, 80760, 90855, 96912, 100950, 109026, 121140, 134600, 145368, 151425, 161520, 181710, 201900, 218052, 242280, 269200, 272565, 290736, 302850, 363420, 403800, 436104, 454275, 484560, 545130, 605700, 726840, 807600, 872208, 908550, 1090260, 1211400, 1362825, 1453680, 1817100, 2180520, 2422800, 2725650, 3634200, 4361040, 5451300, 7268400, 10902600, 21805200]

約数ペア:

[(1, 21805200), (2, 10902600), (3, 7268400), (4, 5451300), (5, 4361040), (6, 3634200), (8, 2725650), (9, 2422800), (10, 2180520), (12, 1817100), (15, 1453680), (16, 1362825), (18, 1211400), (20, 1090260), (24, 908550), (25, 872208), (27, 807600), (30, 726840), (36, 605700), (40, 545130), (45, 484560), (48, 454275), (50, 436104), (54, 403800), (60, 363420), (72, 302850), (75, 290736), (80, 272565), (81, 269200), (90, 242280), (100, 218052), (108, 201900), (120, 181710), (135, 161520), (144, 151425), (150, 145368), (162, 134600), (180, 121140), (200, 109026), (216, 100950), (225, 96912), (240, 90855), (270, 80760), (300, 72684), (324, 67300), (360, 60570), (400, 54513), (405, 53840), (432, 50475), (450, 48456), (540, 40380), (600, 36342), (648, 33650), (673, 32400), (675, 32304), (720, 30285), (810, 26920), (900, 24228), (1080, 20190), (1200, 18171), (1296, 16825), (1346, 16200), (1350, 16152), (1620, 13460), (1800, 12114), (2019, 10800), (2025, 10768), (2160, 10095), (2692, 8100), (2700, 8076), (3240, 6730), (3365, 6480), (3600, 6057), (4038, 5400), (4050, 5384)]