About the Number

2126231280

2126231279 ← → 2126231281

2進数表記:1111110101110111011011011110000

漢数字表記:二十一億二千六百二十三万千二百八十

素因数分解:

2 4 × 3 2 × 5 1 × 29 1 × 79 1 × 1289 1

素因数の和:1416
約数の個数: 240
約数和(自身を含む): 7486128000
約数和(自身を除く): 5359896720

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 79, 80, 87, 90, 116, 120, 144, 145, 158, 174, 180, 232, 237, 240, 261, 290, 316, 348, 360, 395, 435, 464, 474, 522, 580, 632, 696, 711, 720, 790, 870, 948, 1044, 1160, 1185, 1264, 1289, 1305, 1392, 1422, 1580, 1740, 1896, 2088, 2291, 2320, 2370, 2578, 2610, 2844, 3160, 3480, 3555, 3792, 3867, 4176, 4582, 4740, 5156, 5220, 5688, 6320, 6445, 6873, 6960, 7110, 7734, 9164, 9480, 10312, 10440, 11376, 11455, 11601, 12890, 13746, 14220, 15468, 18328, 18960, 19335, 20619, 20624, 20880, 22910, 23202, 25780, 27492, 28440, 30936, 34365, 36656, 37381, 38670, 41238, 45820, 46404, 51560, 54984, 56880, 58005, 61872, 68730, 74762, 77340, 82476, 91640, 92808, 101831, 103095, 103120, 109968, 112143, 116010, 137460, 149524, 154680, 164952, 183280, 185616, 186905, 203662, 206190, 224286, 232020, 274920, 299048, 305493, 309360, 329904, 336429, 373810, 407324, 412380, 448572, 464040, 509155, 549840, 560715, 598096, 610986, 672858, 747620, 814648, 824760, 897144, 916479, 928080, 1018310, 1121430, 1221972, 1345716, 1495240, 1527465, 1629296, 1649520, 1682145, 1794288, 1832958, 2036620, 2242860, 2443944, 2691432, 2953099, 2990480, 3054930, 3364290, 3665916, 4073240, 4485720, 4582395, 4887888, 5382864, 5906198, 6109860, 6728580, 7331832, 8146480, 8859297, 8971440, 9164790, 11812396, 12219720, 13457160, 14663664, 14765495, 17718594, 18329580, 23624792, 24439440, 26577891, 26914320, 29530990, 35437188, 36659160, 44296485, 47249584, 53155782, 59061980, 70874376, 73318320, 88592970, 106311564, 118123960, 132889455, 141748752, 177185940, 212623128, 236247920, 265778910, 354371880, 425246256, 531557820, 708743760, 1063115640, 2126231280]

約数ペア:
[(1, 2126231280), (2, 1063115640), (3, 708743760), (4, 531557820), (5, 425246256), (6, 354371880), (8, 265778910), (9, 236247920), (10, 212623128), (12, 177185940), (15, 141748752), (16, 132889455), (18, 118123960), (20, 106311564), (24, 88592970), (29, 73318320), (30, 70874376), (36, 59061980), (40, 53155782), (45, 47249584), (48, 44296485), (58, 36659160), (60, 35437188), (72, 29530990), (79, 26914320), (80, 26577891), (87, 24439440), (90, 23624792), (116, 18329580), (120, 17718594), (144, 14765495), (145, 14663664), (158, 13457160), (174, 12219720), (180, 11812396), (232, 9164790), (237, 8971440), (240, 8859297), (261, 8146480), (290, 7331832), (316, 6728580), (348, 6109860), (360, 5906198), (395, 5382864), (435, 4887888), (464, 4582395), (474, 4485720), (522, 4073240), (580, 3665916), (632, 3364290), (696, 3054930), (711, 2990480), (720, 2953099), (790, 2691432), (870, 2443944), (948, 2242860), (1044, 2036620), (1160, 1832958), (1185, 1794288), (1264, 1682145), (1289, 1649520), (1305, 1629296), (1392, 1527465), (1422, 1495240), (1580, 1345716), (1740, 1221972), (1896, 1121430), (2088, 1018310), (2291, 928080), (2320, 916479), (2370, 897144), (2578, 824760), (2610, 814648), (2844, 747620), (3160, 672858), (3480, 610986), (3555, 598096), (3792, 560715), (3867, 549840), (4176, 509155), (4582, 464040), (4740, 448572), (5156, 412380), (5220, 407324), (5688, 373810), (6320, 336429), (6445, 329904), (6873, 309360), (6960, 305493), (7110, 299048), (7734, 274920), (9164, 232020), (9480, 224286), (10312, 206190), (10440, 203662), (11376, 186905), (11455, 185616), (11601, 183280), (12890, 164952), (13746, 154680), (14220, 149524), (15468, 137460), (18328, 116010), (18960, 112143), (19335, 109968), (20619, 103120), (20624, 103095), (20880, 101831), (22910, 92808), (23202, 91640), (25780, 82476), (27492, 77340), (28440, 74762), (30936, 68730), (34365, 61872), (36656, 58005), (37381, 56880), (38670, 54984), (41238, 51560), (45820, 46404)]

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