138413744

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:442

約数の個数: 80

約数和(自身を含む): 318455808

約数和(自身を除く): 180042064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 127, 148, 254, 259, 263, 296, 508, 518, 526, 592, 889, 1016, 1036, 1052, 1778, 1841, 2032, 2072, 2104, 3556, 3682, 4144, 4208, 4699, 7112, 7364, 9398, 9731, 14224, 14728, 18796, 19462, 29456, 32893, 33401, 37592, 38924, 65786, 66802, 68117, 75184, 77848, 131572, 133604, 136234, 155696, 233807, 263144, 267208, 272468, 467614, 526288, 534416, 544936, 935228, 1089872, 1235837, 1870456, 2471674, 3740912, 4943348, 8650859, 9886696, 17301718, 19773392, 34603436, 69206872, 138413744]

約数ペア:

[(1, 138413744), (2, 69206872), (4, 34603436), (7, 19773392), (8, 17301718), (14, 9886696), (16, 8650859), (28, 4943348), (37, 3740912), (56, 2471674), (74, 1870456), (112, 1235837), (127, 1089872), (148, 935228), (254, 544936), (259, 534416), (263, 526288), (296, 467614), (508, 272468), (518, 267208), (526, 263144), (592, 233807), (889, 155696), (1016, 136234), (1036, 133604), (1052, 131572), (1778, 77848), (1841, 75184), (2032, 68117), (2072, 66802), (2104, 65786), (3556, 38924), (3682, 37592), (4144, 33401), (4208, 32893), (4699, 29456), (7112, 19462), (7364, 18796), (9398, 14728), (9731, 14224)]