About the Number

128922430

128922429 ← → 128922431

2進数表記:111101011110011001100111110

漢数字表記:一億二千八百九十二万二千四百三十

素因数分解:

2 1 × 5 1 × 7 2 × 13 1 × 37 1 × 547 1

素因数の和:618
約数の個数: 96
約数和(自身を含む): 299115936
約数和(自身を除く): 170193506

約数列:
[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 49, 65, 70, 74, 91, 98, 130, 182, 185, 245, 259, 370, 455, 481, 490, 518, 547, 637, 910, 962, 1094, 1274, 1295, 1813, 2405, 2590, 2735, 3185, 3367, 3626, 3829, 4810, 5470, 6370, 6734, 7111, 7658, 9065, 14222, 16835, 18130, 19145, 20239, 23569, 26803, 33670, 35555, 38290, 40478, 47138, 49777, 53606, 71110, 99554, 101195, 117845, 134015, 141673, 202390, 235690, 248885, 263107, 268030, 283346, 348439, 497770, 526214, 696878, 708365, 991711, 1315535, 1416730, 1742195, 1841749, 1983422, 2631070, 3484390, 3683498, 4958555, 9208745, 9917110, 12892243, 18417490, 25784486, 64461215, 128922430]

約数ペア:
[(1, 128922430), (2, 64461215), (5, 25784486), (7, 18417490), (10, 12892243), (13, 9917110), (14, 9208745), (26, 4958555), (35, 3683498), (37, 3484390), (49, 2631070), (65, 1983422), (70, 1841749), (74, 1742195), (91, 1416730), (98, 1315535), (130, 991711), (182, 708365), (185, 696878), (245, 526214), (259, 497770), (370, 348439), (455, 283346), (481, 268030), (490, 263107), (518, 248885), (547, 235690), (637, 202390), (910, 141673), (962, 134015), (1094, 117845), (1274, 101195), (1295, 99554), (1813, 71110), (2405, 53606), (2590, 49777), (2735, 47138), (3185, 40478), (3367, 38290), (3626, 35555), (3829, 33670), (4810, 26803), (5470, 23569), (6370, 20239), (6734, 19145), (7111, 18130), (7658, 16835), (9065, 14222)]

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