About the Number

101988320

101988319 ← → 101988321

2進数表記:110000101000011011111100000

漢数字表記:一億百九十八万八千三百二十

素因数分解:

2 5 × 5 1 × 7 1 × 41 1 × 2221 1

素因数の和:2284
約数の個数: 96
約数和(自身を含む): 282211776
約数和(自身を除く): 180223456

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 328, 410, 560, 574, 656, 820, 1120, 1148, 1312, 1435, 1640, 2221, 2296, 2870, 3280, 4442, 4592, 5740, 6560, 8884, 9184, 11105, 11480, 15547, 17768, 22210, 22960, 31094, 35536, 44420, 45920, 62188, 71072, 77735, 88840, 91061, 124376, 155470, 177680, 182122, 248752, 310940, 355360, 364244, 455305, 497504, 621880, 637427, 728488, 910610, 1243760, 1274854, 1456976, 1821220, 2487520, 2549708, 2913952, 3187135, 3642440, 5099416, 6374270, 7284880, 10198832, 12748540, 14569760, 20397664, 25497080, 50994160, 101988320]

約数ペア:
[(1, 101988320), (2, 50994160), (4, 25497080), (5, 20397664), (7, 14569760), (8, 12748540), (10, 10198832), (14, 7284880), (16, 6374270), (20, 5099416), (28, 3642440), (32, 3187135), (35, 2913952), (40, 2549708), (41, 2487520), (56, 1821220), (70, 1456976), (80, 1274854), (82, 1243760), (112, 910610), (140, 728488), (160, 637427), (164, 621880), (205, 497504), (224, 455305), (280, 364244), (287, 355360), (328, 310940), (410, 248752), (560, 182122), (574, 177680), (656, 155470), (820, 124376), (1120, 91061), (1148, 88840), (1312, 77735), (1435, 71072), (1640, 62188), (2221, 45920), (2296, 44420), (2870, 35536), (3280, 31094), (4442, 22960), (4592, 22210), (5740, 17768), (6560, 15547), (8884, 11480), (9184, 11105)]

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