About the Number

121430880

121430879 ← → 121430881

2進数表記:111001111001110001101100000

漢数字表記:一億二千百四十三万八百八十

素因数分解:

2 5 × 3 3 × 5 1 × 28109 1

素因数の和:28133
約数の個数: 96
約数和(自身を含む): 425023200
約数和(自身を除く): 303592320

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, 28109, 56218, 84327, 112436, 140545, 168654, 224872, 252981, 281090, 337308, 421635, 449744, 505962, 562180, 674616, 758943, 843270, 899488, 1011924, 1124360, 1264905, 1349232, 1517886, 1686540, 2023848, 2248720, 2529810, 2698464, 3035772, 3373080, 3794715, 4047696, 4497440, 5059620, 6071544, 6746160, 7589430, 8095392, 10119240, 12143088, 13492320, 15178860, 20238480, 24286176, 30357720, 40476960, 60715440, 121430880]

約数ペア:
[(1, 121430880), (2, 60715440), (3, 40476960), (4, 30357720), (5, 24286176), (6, 20238480), (8, 15178860), (9, 13492320), (10, 12143088), (12, 10119240), (15, 8095392), (16, 7589430), (18, 6746160), (20, 6071544), (24, 5059620), (27, 4497440), (30, 4047696), (32, 3794715), (36, 3373080), (40, 3035772), (45, 2698464), (48, 2529810), (54, 2248720), (60, 2023848), (72, 1686540), (80, 1517886), (90, 1349232), (96, 1264905), (108, 1124360), (120, 1011924), (135, 899488), (144, 843270), (160, 758943), (180, 674616), (216, 562180), (240, 505962), (270, 449744), (288, 421635), (360, 337308), (432, 281090), (480, 252981), (540, 224872), (720, 168654), (864, 140545), (1080, 112436), (1440, 84327), (2160, 56218), (4320, 28109)]

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