About the Number

2131026240

2131026239 ← → 2131026241

2進数表記:1111111000001001110000101000000

漢数字表記:二十一億三千百二万六千二百四十

素因数分解:

2 6 × 3 1 × 5 1 × 7 1 × 337 1 × 941 1

素因数の和:1305
約数の個数: 224
約数和(自身を含む): 7763768064
約数和(自身を除く): 5632741824

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 337, 420, 448, 480, 560, 672, 674, 840, 941, 960, 1011, 1120, 1344, 1348, 1680, 1685, 1882, 2022, 2240, 2359, 2696, 2823, 3360, 3370, 3764, 4044, 4705, 4718, 5055, 5392, 5646, 6587, 6720, 6740, 7077, 7528, 8088, 9410, 9436, 10110, 10784, 11292, 11795, 13174, 13480, 14115, 14154, 15056, 16176, 18820, 18872, 19761, 20220, 21568, 22584, 23590, 26348, 26960, 28230, 28308, 30112, 32352, 32935, 35385, 37640, 37744, 39522, 40440, 45168, 47180, 52696, 53920, 56460, 56616, 60224, 64704, 65870, 70770, 75280, 75488, 79044, 80880, 90336, 94360, 98805, 105392, 107840, 112920, 113232, 131740, 141540, 150560, 150976, 158088, 161760, 180672, 188720, 197610, 210784, 225840, 226464, 263480, 283080, 301120, 316176, 317117, 323520, 377440, 395220, 421568, 451680, 452928, 526960, 566160, 632352, 634234, 754880, 790440, 903360, 951351, 1053920, 1132320, 1264704, 1268468, 1580880, 1585585, 1902702, 2107840, 2219819, 2264640, 2536936, 3161760, 3171170, 3805404, 4439638, 4756755, 5073872, 6323520, 6342340, 6659457, 7610808, 8879276, 9513510, 10147744, 11099095, 12684680, 13318914, 15221616, 17758552, 19027020, 20295488, 22198190, 25369360, 26637828, 30443232, 33297285, 35517104, 38054040, 44396380, 50738720, 53275656, 60886464, 66594570, 71034208, 76108080, 88792760, 101477440, 106551312, 133189140, 142068416, 152216160, 177585520, 213102624, 266378280, 304432320, 355171040, 426205248, 532756560, 710342080, 1065513120, 2131026240]

約数ペア:
[(1, 2131026240), (2, 1065513120), (3, 710342080), (4, 532756560), (5, 426205248), (6, 355171040), (7, 304432320), (8, 266378280), (10, 213102624), (12, 177585520), (14, 152216160), (15, 142068416), (16, 133189140), (20, 106551312), (21, 101477440), (24, 88792760), (28, 76108080), (30, 71034208), (32, 66594570), (35, 60886464), (40, 53275656), (42, 50738720), (48, 44396380), (56, 38054040), (60, 35517104), (64, 33297285), (70, 30443232), (80, 26637828), (84, 25369360), (96, 22198190), (105, 20295488), (112, 19027020), (120, 17758552), (140, 15221616), (160, 13318914), (168, 12684680), (192, 11099095), (210, 10147744), (224, 9513510), (240, 8879276), (280, 7610808), (320, 6659457), (336, 6342340), (337, 6323520), (420, 5073872), (448, 4756755), (480, 4439638), (560, 3805404), (672, 3171170), (674, 3161760), (840, 2536936), (941, 2264640), (960, 2219819), (1011, 2107840), (1120, 1902702), (1344, 1585585), (1348, 1580880), (1680, 1268468), (1685, 1264704), (1882, 1132320), (2022, 1053920), (2240, 951351), (2359, 903360), (2696, 790440), (2823, 754880), (3360, 634234), (3370, 632352), (3764, 566160), (4044, 526960), (4705, 452928), (4718, 451680), (5055, 421568), (5392, 395220), (5646, 377440), (6587, 323520), (6720, 317117), (6740, 316176), (7077, 301120), (7528, 283080), (8088, 263480), (9410, 226464), (9436, 225840), (10110, 210784), (10784, 197610), (11292, 188720), (11795, 180672), (13174, 161760), (13480, 158088), (14115, 150976), (14154, 150560), (15056, 141540), (16176, 131740), (18820, 113232), (18872, 112920), (19761, 107840), (20220, 105392), (21568, 98805), (22584, 94360), (23590, 90336), (26348, 80880), (26960, 79044), (28230, 75488), (28308, 75280), (30112, 70770), (32352, 65870), (32935, 64704), (35385, 60224), (37640, 56616), (37744, 56460), (39522, 53920), (40440, 52696), (45168, 47180)]

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