305702144

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 108

約数和(自身を含む): 685067040

約数和(自身を除く): 379364896

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 121, 128, 139, 142, 176, 242, 256, 278, 284, 352, 484, 556, 568, 704, 781, 968, 1112, 1136, 1408, 1529, 1562, 1936, 2224, 2272, 2816, 3058, 3124, 3872, 4448, 4544, 6116, 6248, 7744, 8591, 8896, 9088, 9869, 12232, 12496, 15488, 16819, 17182, 17792, 18176, 19738, 24464, 24992, 30976, 33638, 34364, 35584, 39476, 48928, 49984, 67276, 68728, 78952, 97856, 99968, 108559, 134552, 137456, 157904, 195712, 199936, 217118, 269104, 274912, 315808, 391424, 434236, 538208, 549824, 631616, 868472, 1076416, 1099648, 1194149, 1263232, 1736944, 2152832, 2199296, 2388298, 2526464, 3473888, 4305664, 4776596, 6947776, 9553192, 13895552, 19106384, 27791104, 38212768, 76425536, 152851072, 305702144]

約数ペア:

[(1, 305702144), (2, 152851072), (4, 76425536), (8, 38212768), (11, 27791104), (16, 19106384), (22, 13895552), (32, 9553192), (44, 6947776), (64, 4776596), (71, 4305664), (88, 3473888), (121, 2526464), (128, 2388298), (139, 2199296), (142, 2152832), (176, 1736944), (242, 1263232), (256, 1194149), (278, 1099648), (284, 1076416), (352, 868472), (484, 631616), (556, 549824), (568, 538208), (704, 434236), (781, 391424), (968, 315808), (1112, 274912), (1136, 269104), (1408, 217118), (1529, 199936), (1562, 195712), (1936, 157904), (2224, 137456), (2272, 134552), (2816, 108559), (3058, 99968), (3124, 97856), (3872, 78952), (4448, 68728), (4544, 67276), (6116, 49984), (6248, 48928), (7744, 39476), (8591, 35584), (8896, 34364), (9088, 33638), (9869, 30976), (12232, 24992), (12496, 24464), (15488, 19738), (16819, 18176), (17182, 17792)]