128112136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1153}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 274190400

約数和(自身を除く): 146078264

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 323, 344, 646, 731, 817, 1153, 1292, 1462, 1634, 2306, 2584, 2924, 3268, 4612, 5848, 6536, 9224, 13889, 19601, 21907, 27778, 39202, 43814, 49579, 55556, 78404, 87628, 99158, 111112, 156808, 175256, 198316, 372419, 396632, 744838, 842843, 942001, 1489676, 1685686, 1884002, 2979352, 3371372, 3768004, 6742744, 7536008, 16014017, 32028034, 64056068, 128112136]

約数ペア:

[(1, 128112136), (2, 64056068), (4, 32028034), (8, 16014017), (17, 7536008), (19, 6742744), (34, 3768004), (38, 3371372), (43, 2979352), (68, 1884002), (76, 1685686), (86, 1489676), (136, 942001), (152, 842843), (172, 744838), (323, 396632), (344, 372419), (646, 198316), (731, 175256), (817, 156808), (1153, 111112), (1292, 99158), (1462, 87628), (1634, 78404), (2306, 55556), (2584, 49579), (2924, 43814), (3268, 39202), (4612, 27778), (5848, 21907), (6536, 19601), (9224, 13889)]