215581184

素因数分解:

$2^9\times 7^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 120

約数和(自身を含む): 540426348

約数和(自身を除く): 324845164

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 364, 392, 416, 448, 512, 637, 661, 728, 784, 832, 896, 1274, 1322, 1456, 1568, 1664, 1792, 2548, 2644, 2912, 3136, 3328, 3584, 4627, 5096, 5288, 5824, 6272, 6656, 8593, 9254, 10192, 10576, 11648, 12544, 17186, 18508, 20384, 21152, 23296, 25088, 32389, 34372, 37016, 40768, 42304, 46592, 60151, 64778, 68744, 74032, 81536, 84608, 120302, 129556, 137488, 148064, 163072, 169216, 240604, 259112, 274976, 296128, 326144, 338432, 421057, 481208, 518224, 549952, 592256, 842114, 962416, 1036448, 1099904, 1184512, 1684228, 1924832, 2072896, 2199808, 2369024, 3368456, 3849664, 4145792, 4399616, 6736912, 7699328, 8291584, 13473824, 15398656, 16583168, 26947648, 30797312, 53895296, 107790592, 215581184]

約数ペア:

[(1, 215581184), (2, 107790592), (4, 53895296), (7, 30797312), (8, 26947648), (13, 16583168), (14, 15398656), (16, 13473824), (26, 8291584), (28, 7699328), (32, 6736912), (49, 4399616), (52, 4145792), (56, 3849664), (64, 3368456), (91, 2369024), (98, 2199808), (104, 2072896), (112, 1924832), (128, 1684228), (182, 1184512), (196, 1099904), (208, 1036448), (224, 962416), (256, 842114), (364, 592256), (392, 549952), (416, 518224), (448, 481208), (512, 421057), (637, 338432), (661, 326144), (728, 296128), (784, 274976), (832, 259112), (896, 240604), (1274, 169216), (1322, 163072), (1456, 148064), (1568, 137488), (1664, 129556), (1792, 120302), (2548, 84608), (2644, 81536), (2912, 74032), (3136, 68744), (3328, 64778), (3584, 60151), (4627, 46592), (5096, 42304), (5288, 40768), (5824, 37016), (6272, 34372), (6656, 32389), (8593, 25088), (9254, 23296), (10192, 21152), (10576, 20384), (11648, 18508), (12544, 17186)]