209691648

素因数分解:

$2^{10}\times 3^2\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:460

約数の個数: 132

約数和(自身を含む): 617055868

約数和(自身を除く): 407364220

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 96, 122, 128, 144, 183, 192, 244, 256, 288, 366, 373, 384, 488, 512, 549, 576, 732, 746, 768, 976, 1024, 1098, 1119, 1152, 1464, 1492, 1536, 1952, 2196, 2238, 2304, 2928, 2984, 3072, 3357, 3904, 4392, 4476, 4608, 5856, 5968, 6714, 7808, 8784, 8952, 9216, 11712, 11936, 13428, 15616, 17568, 17904, 22753, 23424, 23872, 26856, 31232, 35136, 35808, 45506, 46848, 47744, 53712, 62464, 68259, 70272, 71616, 91012, 93696, 95488, 107424, 136518, 140544, 143232, 182024, 187392, 190976, 204777, 214848, 273036, 281088, 286464, 364048, 381952, 409554, 429696, 546072, 562176, 572928, 728096, 819108, 859392, 1092144, 1145856, 1456192, 1638216, 1718784, 2184288, 2912384, 3276432, 3437568, 4368576, 5824768, 6552864, 8737152, 11649536, 13105728, 17474304, 23299072, 26211456, 34948608, 52422912, 69897216, 104845824, 209691648]

約数ペア:

[(1, 209691648), (2, 104845824), (3, 69897216), (4, 52422912), (6, 34948608), (8, 26211456), (9, 23299072), (12, 17474304), (16, 13105728), (18, 11649536), (24, 8737152), (32, 6552864), (36, 5824768), (48, 4368576), (61, 3437568), (64, 3276432), (72, 2912384), (96, 2184288), (122, 1718784), (128, 1638216), (144, 1456192), (183, 1145856), (192, 1092144), (244, 859392), (256, 819108), (288, 728096), (366, 572928), (373, 562176), (384, 546072), (488, 429696), (512, 409554), (549, 381952), (576, 364048), (732, 286464), (746, 281088), (768, 273036), (976, 214848), (1024, 204777), (1098, 190976), (1119, 187392), (1152, 182024), (1464, 143232), (1492, 140544), (1536, 136518), (1952, 107424), (2196, 95488), (2238, 93696), (2304, 91012), (2928, 71616), (2984, 70272), (3072, 68259), (3357, 62464), (3904, 53712), (4392, 47744), (4476, 46848), (4608, 45506), (5856, 35808), (5968, 35136), (6714, 31232), (7808, 26856), (8784, 23872), (8952, 23424), (9216, 22753), (11712, 17904), (11936, 17568), (13428, 15616)]