About the Number

201211084640

201211084639 ← → 201211084641

2進数表記:10111011011001000111010111111101100000

漢数字表記:二千十二億千百八万四千六百四十

素因数分解:

2 5 × 5 1 × 139 1 × 193 1 × 46877 1

素因数の和:47224
約数の個数: 96
約数和(自身を含む): 481272049440
約数和(自身を除く): 280060964800

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 193, 278, 386, 556, 695, 772, 965, 1112, 1390, 1544, 1930, 2224, 2780, 3088, 3860, 4448, 5560, 6176, 7720, 11120, 15440, 22240, 26827, 30880, 46877, 53654, 93754, 107308, 134135, 187508, 214616, 234385, 268270, 375016, 429232, 468770, 536540, 750032, 858464, 937540, 1073080, 1500064, 1875080, 2146160, 3750160, 4292320, 6515903, 7500320, 9047261, 13031806, 18094522, 26063612, 32579515, 36189044, 45236305, 52127224, 65159030, 72378088, 90472610, 104254448, 130318060, 144756176, 180945220, 208508896, 260636120, 289512352, 361890440, 521272240, 723780880, 1042544480, 1257569279, 1447561760, 2515138558, 5030277116, 6287846395, 10060554232, 12575692790, 20121108464, 25151385580, 40242216928, 50302771160, 100605542320, 201211084640]

約数ペア:
[(1, 201211084640), (2, 100605542320), (4, 50302771160), (5, 40242216928), (8, 25151385580), (10, 20121108464), (16, 12575692790), (20, 10060554232), (32, 6287846395), (40, 5030277116), (80, 2515138558), (139, 1447561760), (160, 1257569279), (193, 1042544480), (278, 723780880), (386, 521272240), (556, 361890440), (695, 289512352), (772, 260636120), (965, 208508896), (1112, 180945220), (1390, 144756176), (1544, 130318060), (1930, 104254448), (2224, 90472610), (2780, 72378088), (3088, 65159030), (3860, 52127224), (4448, 45236305), (5560, 36189044), (6176, 32579515), (7720, 26063612), (11120, 18094522), (15440, 13031806), (22240, 9047261), (26827, 7500320), (30880, 6515903), (46877, 4292320), (53654, 3750160), (93754, 2146160), (107308, 1875080), (134135, 1500064), (187508, 1073080), (214616, 937540), (234385, 858464), (268270, 750032), (375016, 536540), (429232, 468770)]

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