138115712

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 343345770

約数和(自身を除く): 205230058

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 61, 64, 76, 98, 112, 122, 128, 133, 152, 196, 224, 244, 266, 304, 361, 392, 427, 448, 488, 532, 608, 722, 784, 854, 896, 931, 976, 1064, 1159, 1216, 1444, 1568, 1708, 1862, 1952, 2128, 2318, 2432, 2527, 2888, 2989, 3136, 3416, 3724, 3904, 4256, 4636, 5054, 5776, 5978, 6272, 6832, 7448, 7808, 8113, 8512, 9272, 10108, 11552, 11956, 13664, 14896, 16226, 17024, 17689, 18544, 20216, 22021, 23104, 23912, 27328, 29792, 32452, 35378, 37088, 40432, 44042, 46208, 47824, 54656, 56791, 59584, 64904, 70756, 74176, 80864, 88084, 95648, 113582, 119168, 129808, 141512, 148352, 154147, 161728, 176168, 191296, 227164, 259616, 283024, 308294, 323456, 352336, 382592, 454328, 519232, 566048, 616588, 704672, 908656, 1038464, 1079029, 1132096, 1233176, 1409344, 1817312, 2158058, 2264192, 2466352, 2818688, 3634624, 4316116, 4932704, 7269248, 8632232, 9865408, 17264464, 19730816, 34528928, 69057856, 138115712]

約数ペア:

[(1, 138115712), (2, 69057856), (4, 34528928), (7, 19730816), (8, 17264464), (14, 9865408), (16, 8632232), (19, 7269248), (28, 4932704), (32, 4316116), (38, 3634624), (49, 2818688), (56, 2466352), (61, 2264192), (64, 2158058), (76, 1817312), (98, 1409344), (112, 1233176), (122, 1132096), (128, 1079029), (133, 1038464), (152, 908656), (196, 704672), (224, 616588), (244, 566048), (266, 519232), (304, 454328), (361, 382592), (392, 352336), (427, 323456), (448, 308294), (488, 283024), (532, 259616), (608, 227164), (722, 191296), (784, 176168), (854, 161728), (896, 154147), (931, 148352), (976, 141512), (1064, 129808), (1159, 119168), (1216, 113582), (1444, 95648), (1568, 88084), (1708, 80864), (1862, 74176), (1952, 70756), (2128, 64904), (2318, 59584), (2432, 56791), (2527, 54656), (2888, 47824), (2989, 46208), (3136, 44042), (3416, 40432), (3724, 37088), (3904, 35378), (4256, 32452), (4636, 29792), (5054, 27328), (5776, 23912), (5978, 23104), (6272, 22021), (6832, 20216), (7448, 18544), (7808, 17689), (8113, 17024), (8512, 16226), (9272, 14896), (10108, 13664), (11552, 11956)]