21171600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5881}}^1$

素因数の和:5905

約数の個数: 90

約数和(自身を含む): 73483826

約数和(自身を除く): 52312226

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5881, 11762, 17643, 23524, 29405, 35286, 47048, 52929, 58810, 70572, 88215, 94096, 105858, 117620, 141144, 147025, 176430, 211716, 235240, 264645, 282288, 294050, 352860, 423432, 441075, 470480, 529290, 588100, 705720, 846864, 882150, 1058580, 1176200, 1323225, 1411440, 1764300, 2117160, 2352400, 2646450, 3528600, 4234320, 5292900, 7057200, 10585800, 21171600]

約数ペア:

[(1, 21171600), (2, 10585800), (3, 7057200), (4, 5292900), (5, 4234320), (6, 3528600), (8, 2646450), (9, 2352400), (10, 2117160), (12, 1764300), (15, 1411440), (16, 1323225), (18, 1176200), (20, 1058580), (24, 882150), (25, 846864), (30, 705720), (36, 588100), (40, 529290), (45, 470480), (48, 441075), (50, 423432), (60, 352860), (72, 294050), (75, 282288), (80, 264645), (90, 235240), (100, 211716), (120, 176430), (144, 147025), (150, 141144), (180, 117620), (200, 105858), (225, 94096), (240, 88215), (300, 70572), (360, 58810), (400, 52929), (450, 47048), (600, 35286), (720, 29405), (900, 23524), (1200, 17643), (1800, 11762), (3600, 5881)]