215533888

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:360

約数の個数: 84

約数和(自身を含む): 466620352

約数和(自身を除く): 251086464

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 136, 172, 271, 272, 289, 344, 542, 544, 578, 688, 731, 1084, 1088, 1156, 1376, 1462, 2168, 2312, 2752, 2924, 4336, 4607, 4624, 5848, 8672, 9214, 9248, 11653, 11696, 12427, 17344, 18428, 18496, 23306, 23392, 24854, 36856, 46612, 46784, 49708, 73712, 78319, 93224, 99416, 147424, 156638, 186448, 198101, 198832, 294848, 313276, 372896, 396202, 397664, 626552, 745792, 792404, 795328, 1253104, 1584808, 2506208, 3169616, 3367717, 5012416, 6339232, 6735434, 12678464, 13470868, 26941736, 53883472, 107766944, 215533888]

約数ペア:

[(1, 215533888), (2, 107766944), (4, 53883472), (8, 26941736), (16, 13470868), (17, 12678464), (32, 6735434), (34, 6339232), (43, 5012416), (64, 3367717), (68, 3169616), (86, 2506208), (136, 1584808), (172, 1253104), (271, 795328), (272, 792404), (289, 745792), (344, 626552), (542, 397664), (544, 396202), (578, 372896), (688, 313276), (731, 294848), (1084, 198832), (1088, 198101), (1156, 186448), (1376, 156638), (1462, 147424), (2168, 99416), (2312, 93224), (2752, 78319), (2924, 73712), (4336, 49708), (4607, 46784), (4624, 46612), (5848, 36856), (8672, 24854), (9214, 23392), (9248, 23306), (11653, 18496), (11696, 18428), (12427, 17344)]