66690540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{5881}}^1$

素因数の和:5909

約数の個数: 120

約数和(自身を含む): 239138592

約数和(自身を除く): 172448052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 5881, 11340, 11762, 17643, 23524, 29405, 35286, 41167, 52929, 58810, 70572, 82334, 88215, 105858, 117620, 123501, 158787, 164668, 176430, 205835, 211716, 247002, 264645, 317574, 352860, 370503, 411670, 476361, 494004, 529290, 617505, 635148, 741006, 793935, 823340, 952722, 1058580, 1111509, 1235010, 1482012, 1587870, 1852515, 1905444, 2223018, 2381805, 2470020, 3175740, 3334527, 3705030, 4446036, 4763610, 5557545, 6669054, 7410060, 9527220, 11115090, 13338108, 16672635, 22230180, 33345270, 66690540]

約数ペア:

[(1, 66690540), (2, 33345270), (3, 22230180), (4, 16672635), (5, 13338108), (6, 11115090), (7, 9527220), (9, 7410060), (10, 6669054), (12, 5557545), (14, 4763610), (15, 4446036), (18, 3705030), (20, 3334527), (21, 3175740), (27, 2470020), (28, 2381805), (30, 2223018), (35, 1905444), (36, 1852515), (42, 1587870), (45, 1482012), (54, 1235010), (60, 1111509), (63, 1058580), (70, 952722), (81, 823340), (84, 793935), (90, 741006), (105, 635148), (108, 617505), (126, 529290), (135, 494004), (140, 476361), (162, 411670), (180, 370503), (189, 352860), (210, 317574), (252, 264645), (270, 247002), (315, 211716), (324, 205835), (378, 176430), (405, 164668), (420, 158787), (540, 123501), (567, 117620), (630, 105858), (756, 88215), (810, 82334), (945, 70572), (1134, 58810), (1260, 52929), (1620, 41167), (1890, 35286), (2268, 29405), (2835, 23524), (3780, 17643), (5670, 11762), (5881, 11340)]