138301184

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 320237568

約数和(自身を除く): 181936384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 568, 896, 994, 1087, 1136, 1792, 1988, 2174, 2272, 3976, 4348, 4544, 7609, 7952, 8696, 9088, 15218, 15904, 17392, 18176, 30436, 31808, 34784, 60872, 63616, 69568, 77177, 121744, 127232, 139136, 154354, 243488, 278272, 308708, 486976, 540239, 617416, 973952, 1080478, 1234832, 1947904, 2160956, 2469664, 4321912, 4939328, 8643824, 9878656, 17287648, 19757312, 34575296, 69150592, 138301184]

約数ペア:

[(1, 138301184), (2, 69150592), (4, 34575296), (7, 19757312), (8, 17287648), (14, 9878656), (16, 8643824), (28, 4939328), (32, 4321912), (56, 2469664), (64, 2160956), (71, 1947904), (112, 1234832), (128, 1080478), (142, 973952), (224, 617416), (256, 540239), (284, 486976), (448, 308708), (497, 278272), (568, 243488), (896, 154354), (994, 139136), (1087, 127232), (1136, 121744), (1792, 77177), (1988, 69568), (2174, 63616), (2272, 60872), (3976, 34784), (4348, 31808), (4544, 30436), (7609, 18176), (7952, 17392), (8696, 15904), (9088, 15218)]