211665888

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:366

約数の個数: 216

約数和(自身を含む): 715930488

約数和(自身を除く): 504264600

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 53, 56, 63, 72, 84, 96, 98, 106, 112, 126, 144, 147, 159, 168, 196, 212, 224, 252, 283, 288, 294, 318, 336, 371, 392, 424, 441, 477, 504, 566, 588, 636, 672, 742, 784, 848, 849, 882, 954, 1008, 1113, 1132, 1176, 1272, 1484, 1568, 1696, 1698, 1764, 1908, 1981, 2016, 2226, 2264, 2352, 2544, 2547, 2597, 2968, 3339, 3396, 3528, 3816, 3962, 4452, 4528, 4704, 5088, 5094, 5194, 5936, 5943, 6678, 6792, 7056, 7632, 7791, 7924, 8904, 9056, 10188, 10388, 11872, 11886, 13356, 13584, 13867, 14112, 14999, 15264, 15582, 15848, 17808, 17829, 20376, 20776, 23373, 23772, 26712, 27168, 27734, 29998, 31164, 31696, 35616, 35658, 40752, 41552, 41601, 44997, 46746, 47544, 53424, 55468, 59996, 62328, 63392, 71316, 81504, 83104, 83202, 89994, 93492, 95088, 104993, 106848, 110936, 119992, 124656, 124803, 134991, 142632, 166404, 179988, 186984, 190176, 209986, 221872, 239984, 249312, 249606, 269982, 285264, 314979, 332808, 359976, 373968, 419972, 443744, 479968, 499212, 539964, 570528, 629958, 665616, 719952, 734951, 747936, 839944, 944937, 998424, 1079928, 1259916, 1331232, 1439904, 1469902, 1679888, 1889874, 1996848, 2159856, 2204853, 2519832, 2939804, 3359776, 3779748, 3993696, 4319712, 4409706, 5039664, 5879608, 6614559, 7559496, 8819412, 10079328, 11759216, 13229118, 15118992, 17638824, 23518432, 26458236, 30237984, 35277648, 52916472, 70555296, 105832944, 211665888]

約数ペア:

[(1, 211665888), (2, 105832944), (3, 70555296), (4, 52916472), (6, 35277648), (7, 30237984), (8, 26458236), (9, 23518432), (12, 17638824), (14, 15118992), (16, 13229118), (18, 11759216), (21, 10079328), (24, 8819412), (28, 7559496), (32, 6614559), (36, 5879608), (42, 5039664), (48, 4409706), (49, 4319712), (53, 3993696), (56, 3779748), (63, 3359776), (72, 2939804), (84, 2519832), (96, 2204853), (98, 2159856), (106, 1996848), (112, 1889874), (126, 1679888), (144, 1469902), (147, 1439904), (159, 1331232), (168, 1259916), (196, 1079928), (212, 998424), (224, 944937), (252, 839944), (283, 747936), (288, 734951), (294, 719952), (318, 665616), (336, 629958), (371, 570528), (392, 539964), (424, 499212), (441, 479968), (477, 443744), (504, 419972), (566, 373968), (588, 359976), (636, 332808), (672, 314979), (742, 285264), (784, 269982), (848, 249606), (849, 249312), (882, 239984), (954, 221872), (1008, 209986), (1113, 190176), (1132, 186984), (1176, 179988), (1272, 166404), (1484, 142632), (1568, 134991), (1696, 124803), (1698, 124656), (1764, 119992), (1908, 110936), (1981, 106848), (2016, 104993), (2226, 95088), (2264, 93492), (2352, 89994), (2544, 83202), (2547, 83104), (2597, 81504), (2968, 71316), (3339, 63392), (3396, 62328), (3528, 59996), (3816, 55468), (3962, 53424), (4452, 47544), (4528, 46746), (4704, 44997), (5088, 41601), (5094, 41552), (5194, 40752), (5936, 35658), (5943, 35616), (6678, 31696), (6792, 31164), (7056, 29998), (7632, 27734), (7791, 27168), (7924, 26712), (8904, 23772), (9056, 23373), (10188, 20776), (10388, 20376), (11872, 17829), (11886, 17808), (13356, 15848), (13584, 15582), (13867, 15264), (14112, 14999)]