212138640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{859}}^1$

素因数の和:899

約数の個数: 240

約数和(自身を含む): 831792000

約数和(自身を除く): 619653360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 859, 882, 980, 1008, 1029, 1176, 1260, 1372, 1470, 1680, 1715, 1718, 1764, 1960, 2058, 2205, 2352, 2520, 2577, 2744, 2940, 3087, 3430, 3436, 3528, 3920, 4116, 4295, 4410, 5040, 5145, 5154, 5488, 5880, 6013, 6174, 6860, 6872, 7056, 7731, 8232, 8590, 8820, 10290, 10308, 11760, 12026, 12348, 12885, 13720, 13744, 15435, 15462, 16464, 17180, 17640, 18039, 20580, 20616, 24052, 24696, 25770, 27440, 30065, 30870, 30924, 34360, 35280, 36078, 38655, 41160, 41232, 42091, 48104, 49392, 51540, 54117, 60130, 61740, 61848, 68720, 72156, 77310, 82320, 84182, 90195, 96208, 103080, 108234, 120260, 123480, 123696, 126273, 144312, 154620, 168364, 180390, 206160, 210455, 216468, 240520, 246960, 252546, 270585, 288624, 294637, 309240, 336728, 360780, 378819, 420910, 432936, 481040, 505092, 541170, 589274, 618480, 631365, 673456, 721560, 757638, 841820, 865872, 883911, 1010184, 1082340, 1178548, 1262730, 1443120, 1473185, 1515276, 1683640, 1767822, 1894095, 2020368, 2164680, 2357096, 2525460, 2651733, 2946370, 3030552, 3367280, 3535644, 3788190, 4329360, 4419555, 4714192, 5050920, 5303466, 5892740, 6061104, 7071288, 7576380, 8839110, 10101840, 10606932, 11785480, 13258665, 14142576, 15152760, 17678220, 21213864, 23570960, 26517330, 30305520, 35356440, 42427728, 53034660, 70712880, 106069320, 212138640]

約数ペア:

[(1, 212138640), (2, 106069320), (3, 70712880), (4, 53034660), (5, 42427728), (6, 35356440), (7, 30305520), (8, 26517330), (9, 23570960), (10, 21213864), (12, 17678220), (14, 15152760), (15, 14142576), (16, 13258665), (18, 11785480), (20, 10606932), (21, 10101840), (24, 8839110), (28, 7576380), (30, 7071288), (35, 6061104), (36, 5892740), (40, 5303466), (42, 5050920), (45, 4714192), (48, 4419555), (49, 4329360), (56, 3788190), (60, 3535644), (63, 3367280), (70, 3030552), (72, 2946370), (80, 2651733), (84, 2525460), (90, 2357096), (98, 2164680), (105, 2020368), (112, 1894095), (120, 1767822), (126, 1683640), (140, 1515276), (144, 1473185), (147, 1443120), (168, 1262730), (180, 1178548), (196, 1082340), (210, 1010184), (240, 883911), (245, 865872), (252, 841820), (280, 757638), (294, 721560), (315, 673456), (336, 631365), (343, 618480), (360, 589274), (392, 541170), (420, 505092), (441, 481040), (490, 432936), (504, 420910), (560, 378819), (588, 360780), (630, 336728), (686, 309240), (720, 294637), (735, 288624), (784, 270585), (840, 252546), (859, 246960), (882, 240520), (980, 216468), (1008, 210455), (1029, 206160), (1176, 180390), (1260, 168364), (1372, 154620), (1470, 144312), (1680, 126273), (1715, 123696), (1718, 123480), (1764, 120260), (1960, 108234), (2058, 103080), (2205, 96208), (2352, 90195), (2520, 84182), (2577, 82320), (2744, 77310), (2940, 72156), (3087, 68720), (3430, 61848), (3436, 61740), (3528, 60130), (3920, 54117), (4116, 51540), (4295, 49392), (4410, 48104), (5040, 42091), (5145, 41232), (5154, 41160), (5488, 38655), (5880, 36078), (6013, 35280), (6174, 34360), (6860, 30924), (6872, 30870), (7056, 30065), (7731, 27440), (8232, 25770), (8590, 24696), (8820, 24052), (10290, 20616), (10308, 20580), (11760, 18039), (12026, 17640), (12348, 17180), (12885, 16464), (13720, 15462), (13744, 15435)]