About the Number

129716784

129716783 ← → 129716785

2進数表記:111101110110101001000110000

漢数字表記:一億二千九百七十一万六千七百八十四

素因数分解:

2 4 × 3 2 × 41 1 × 127 1 × 173 1

素因数の和:355
約数の個数: 120
約数和(自身を含む): 376975872
約数和(自身を除く): 247259088

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 127, 144, 164, 173, 246, 254, 328, 346, 369, 381, 492, 508, 519, 656, 692, 738, 762, 984, 1016, 1038, 1143, 1384, 1476, 1524, 1557, 1968, 2032, 2076, 2286, 2768, 2952, 3048, 3114, 4152, 4572, 5207, 5904, 6096, 6228, 7093, 8304, 9144, 10414, 12456, 14186, 15621, 18288, 20828, 21279, 21971, 24912, 28372, 31242, 41656, 42558, 43942, 46863, 56744, 62484, 63837, 65913, 83312, 85116, 87884, 93726, 113488, 124968, 127674, 131826, 170232, 175768, 187452, 197739, 249936, 255348, 263652, 340464, 351536, 374904, 395478, 510696, 527304, 749808, 790956, 900811, 1021392, 1054608, 1581912, 1801622, 2702433, 3163824, 3603244, 5404866, 7206488, 8107299, 10809732, 14412976, 16214598, 21619464, 32429196, 43238928, 64858392, 129716784]

約数ペア:
[(1, 129716784), (2, 64858392), (3, 43238928), (4, 32429196), (6, 21619464), (8, 16214598), (9, 14412976), (12, 10809732), (16, 8107299), (18, 7206488), (24, 5404866), (36, 3603244), (41, 3163824), (48, 2702433), (72, 1801622), (82, 1581912), (123, 1054608), (127, 1021392), (144, 900811), (164, 790956), (173, 749808), (246, 527304), (254, 510696), (328, 395478), (346, 374904), (369, 351536), (381, 340464), (492, 263652), (508, 255348), (519, 249936), (656, 197739), (692, 187452), (738, 175768), (762, 170232), (984, 131826), (1016, 127674), (1038, 124968), (1143, 113488), (1384, 93726), (1476, 87884), (1524, 85116), (1557, 83312), (1968, 65913), (2032, 63837), (2076, 62484), (2286, 56744), (2768, 46863), (2952, 43942), (3048, 42558), (3114, 41656), (4152, 31242), (4572, 28372), (5207, 24912), (5904, 21971), (6096, 21279), (6228, 20828), (7093, 18288), (8304, 15621), (9144, 14186), (10414, 12456)]

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