About the Number

121949280

121949279 ← → 121949281

2進数表記:111010001001100110001100000

漢数字表記:一億二千百九十四万九千二百八十

素因数分解:

2 5 × 3 3 × 5 1 × 28229 1

素因数の和:28253
約数の個数: 96
約数和(自身を含む): 426837600
約数和(自身を除く): 304888320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 28229, 56458, 84687, 112916, 141145, 169374, 225832, 254061, 282290, 338748, 423435, 451664, 508122, 564580, 677496, 762183, 846870, 903328, 1016244, 1129160, 1270305, 1354992, 1524366, 1693740, 2032488, 2258320, 2540610, 2709984, 3048732, 3387480, 3810915, 4064976, 4516640, 5081220, 6097464, 6774960, 7621830, 8129952, 10162440, 12194928, 13549920, 15243660, 20324880, 24389856, 30487320, 40649760, 60974640, 121949280]

約数ペア:
[(1, 121949280), (2, 60974640), (3, 40649760), (4, 30487320), (5, 24389856), (6, 20324880), (8, 15243660), (9, 13549920), (10, 12194928), (12, 10162440), (15, 8129952), (16, 7621830), (18, 6774960), (20, 6097464), (24, 5081220), (27, 4516640), (30, 4064976), (32, 3810915), (36, 3387480), (40, 3048732), (45, 2709984), (48, 2540610), (54, 2258320), (60, 2032488), (72, 1693740), (80, 1524366), (90, 1354992), (96, 1270305), (108, 1129160), (120, 1016244), (135, 903328), (144, 846870), (160, 762183), (180, 677496), (216, 564580), (240, 508122), (270, 451664), (288, 423435), (360, 338748), (432, 282290), (480, 254061), (540, 225832), (720, 169374), (864, 141145), (1080, 112916), (1440, 84687), (2160, 56458), (4320, 28229)]

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