21160800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2939}}^1$

素因数の和:2965

約数の個数: 108

約数和(自身を含む): 74643660

約数和(自身を除く): 53482860

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, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 2939, 3600, 5878, 7200, 8817, 11756, 14695, 17634, 23512, 26451, 29390, 35268, 44085, 47024, 52902, 58780, 70536, 73475, 88170, 94048, 105804, 117560, 132255, 141072, 146950, 176340, 211608, 220425, 235120, 264510, 282144, 293900, 352680, 423216, 440850, 470240, 529020, 587800, 661275, 705360, 846432, 881700, 1058040, 1175600, 1322550, 1410720, 1763400, 2116080, 2351200, 2645100, 3526800, 4232160, 5290200, 7053600, 10580400, 21160800]

約数ペア:

[(1, 21160800), (2, 10580400), (3, 7053600), (4, 5290200), (5, 4232160), (6, 3526800), (8, 2645100), (9, 2351200), (10, 2116080), (12, 1763400), (15, 1410720), (16, 1322550), (18, 1175600), (20, 1058040), (24, 881700), (25, 846432), (30, 705360), (32, 661275), (36, 587800), (40, 529020), (45, 470240), (48, 440850), (50, 423216), (60, 352680), (72, 293900), (75, 282144), (80, 264510), (90, 235120), (96, 220425), (100, 211608), (120, 176340), (144, 146950), (150, 141072), (160, 132255), (180, 117560), (200, 105804), (225, 94048), (240, 88170), (288, 73475), (300, 70536), (360, 58780), (400, 52902), (450, 47024), (480, 44085), (600, 35268), (720, 29390), (800, 26451), (900, 23512), (1200, 17634), (1440, 14695), (1800, 11756), (2400, 8817), (2939, 7200), (3600, 5878)]