68438272

素因数分解:

$2^8\times 7^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 157731392

約数和(自身を除く): 89293120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 181, 211, 224, 256, 362, 422, 448, 724, 844, 896, 1267, 1448, 1477, 1688, 1792, 2534, 2896, 2954, 3376, 5068, 5792, 5908, 6752, 10136, 11584, 11816, 13504, 20272, 23168, 23632, 27008, 38191, 40544, 46336, 47264, 54016, 76382, 81088, 94528, 152764, 162176, 189056, 267337, 305528, 324352, 378112, 534674, 611056, 1069348, 1222112, 2138696, 2444224, 4277392, 4888448, 8554784, 9776896, 17109568, 34219136, 68438272]

約数ペア:

[(1, 68438272), (2, 34219136), (4, 17109568), (7, 9776896), (8, 8554784), (14, 4888448), (16, 4277392), (28, 2444224), (32, 2138696), (56, 1222112), (64, 1069348), (112, 611056), (128, 534674), (181, 378112), (211, 324352), (224, 305528), (256, 267337), (362, 189056), (422, 162176), (448, 152764), (724, 94528), (844, 81088), (896, 76382), (1267, 54016), (1448, 47264), (1477, 46336), (1688, 40544), (1792, 38191), (2534, 27008), (2896, 23632), (2954, 23168), (3376, 20272), (5068, 13504), (5792, 11816), (5908, 11584), (6752, 10136)]