128179968

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 395195136

約数和(自身を除く): 267015168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 113, 128, 168, 192, 211, 224, 226, 256, 336, 339, 384, 422, 448, 452, 633, 672, 678, 768, 791, 844, 896, 904, 1266, 1344, 1356, 1477, 1582, 1688, 1792, 1808, 2373, 2532, 2688, 2712, 2954, 3164, 3376, 3616, 4431, 4746, 5064, 5376, 5424, 5908, 6328, 6752, 7232, 8862, 9492, 10128, 10848, 11816, 12656, 13504, 14464, 17724, 18984, 20256, 21696, 23632, 23843, 25312, 27008, 28928, 35448, 37968, 40512, 43392, 47264, 47686, 50624, 54016, 70896, 71529, 75936, 81024, 86784, 94528, 95372, 101248, 141792, 143058, 151872, 162048, 166901, 189056, 190744, 202496, 283584, 286116, 303744, 333802, 378112, 381488, 500703, 567168, 572232, 607488, 667604, 762976, 1001406, 1134336, 1144464, 1335208, 1525952, 2002812, 2288928, 2670416, 3051904, 4005624, 4577856, 5340832, 6103808, 8011248, 9155712, 10681664, 16022496, 18311424, 21363328, 32044992, 42726656, 64089984, 128179968]

約数ペア:

[(1, 128179968), (2, 64089984), (3, 42726656), (4, 32044992), (6, 21363328), (7, 18311424), (8, 16022496), (12, 10681664), (14, 9155712), (16, 8011248), (21, 6103808), (24, 5340832), (28, 4577856), (32, 4005624), (42, 3051904), (48, 2670416), (56, 2288928), (64, 2002812), (84, 1525952), (96, 1335208), (112, 1144464), (113, 1134336), (128, 1001406), (168, 762976), (192, 667604), (211, 607488), (224, 572232), (226, 567168), (256, 500703), (336, 381488), (339, 378112), (384, 333802), (422, 303744), (448, 286116), (452, 283584), (633, 202496), (672, 190744), (678, 189056), (768, 166901), (791, 162048), (844, 151872), (896, 143058), (904, 141792), (1266, 101248), (1344, 95372), (1356, 94528), (1477, 86784), (1582, 81024), (1688, 75936), (1792, 71529), (1808, 70896), (2373, 54016), (2532, 50624), (2688, 47686), (2712, 47264), (2954, 43392), (3164, 40512), (3376, 37968), (3616, 35448), (4431, 28928), (4746, 27008), (5064, 25312), (5376, 23843), (5424, 23632), (5908, 21696), (6328, 20256), (6752, 18984), (7232, 17724), (8862, 14464), (9492, 13504), (10128, 12656), (10848, 11816)]