207989280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3359}}^1$

素因数の和:3423

約数の個数: 144

約数和(自身を含む): 726485760

約数和(自身を除く): 518496480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3359, 3440, 3870, 4128, 5160, 6192, 6718, 6880, 7740, 10077, 10320, 12384, 13436, 15480, 16795, 20154, 20640, 26872, 30231, 30960, 33590, 40308, 50385, 53744, 60462, 61920, 67180, 80616, 100770, 107488, 120924, 134360, 144437, 151155, 161232, 201540, 241848, 268720, 288874, 302310, 322464, 403080, 433311, 483696, 537440, 577748, 604620, 722185, 806160, 866622, 967392, 1155496, 1209240, 1299933, 1444370, 1612320, 1733244, 2166555, 2310992, 2418480, 2599866, 2888740, 3466488, 4333110, 4621984, 4836960, 5199732, 5777480, 6499665, 6932976, 8666220, 10399464, 11554960, 12999330, 13865952, 17332440, 20798928, 23109920, 25998660, 34664880, 41597856, 51997320, 69329760, 103994640, 207989280]

約数ペア:

[(1, 207989280), (2, 103994640), (3, 69329760), (4, 51997320), (5, 41597856), (6, 34664880), (8, 25998660), (9, 23109920), (10, 20798928), (12, 17332440), (15, 13865952), (16, 12999330), (18, 11554960), (20, 10399464), (24, 8666220), (30, 6932976), (32, 6499665), (36, 5777480), (40, 5199732), (43, 4836960), (45, 4621984), (48, 4333110), (60, 3466488), (72, 2888740), (80, 2599866), (86, 2418480), (90, 2310992), (96, 2166555), (120, 1733244), (129, 1612320), (144, 1444370), (160, 1299933), (172, 1209240), (180, 1155496), (215, 967392), (240, 866622), (258, 806160), (288, 722185), (344, 604620), (360, 577748), (387, 537440), (430, 483696), (480, 433311), (516, 403080), (645, 322464), (688, 302310), (720, 288874), (774, 268720), (860, 241848), (1032, 201540), (1290, 161232), (1376, 151155), (1440, 144437), (1548, 134360), (1720, 120924), (1935, 107488), (2064, 100770), (2580, 80616), (3096, 67180), (3359, 61920), (3440, 60462), (3870, 53744), (4128, 50385), (5160, 40308), (6192, 33590), (6718, 30960), (6880, 30231), (7740, 26872), (10077, 20640), (10320, 20154), (12384, 16795), (13436, 15480)]