20174489280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{636821}}^1$

素因数の和:636855

約数の個数: 168

約数和(自身を含む): 75700304784

約数和(自身を除く): 55525815504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 704, 720, 792, 880, 960, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2112, 2640, 2880, 3168, 3520, 3960, 5280, 6336, 7920, 10560, 15840, 31680, 636821, 1273642, 1910463, 2547284, 3184105, 3820926, 5094568, 5731389, 6368210, 7005031, 7641852, 9552315, 10189136, 11462778, 12736420, 14010062, 15283704, 19104630, 20378272, 21015093, 22925556, 25472840, 28020124, 28656945, 30567408, 35025155, 38209260, 40756544, 42030186, 45851112, 50945680, 56040248, 57313890, 61134816, 63045279, 70050310, 76418520, 84060372, 91702224, 101891360, 105075465, 112080496, 114627780, 122269632, 126090558, 140100620, 152837040, 168120744, 183404448, 203782720, 210150930, 224160992, 229255560, 252181116, 280201240, 305674080, 315226395, 336241488, 366808896, 420301860, 448321984, 458511120, 504362232, 560402480, 611348160, 630452790, 672482976, 840603720, 917022240, 1008724464, 1120804960, 1260905580, 1344965952, 1681207440, 1834044480, 2017448928, 2241609920, 2521811160, 3362414880, 4034897856, 5043622320, 6724829760, 10087244640, 20174489280]

約数ペア:

[(1, 20174489280), (2, 10087244640), (3, 6724829760), (4, 5043622320), (5, 4034897856), (6, 3362414880), (8, 2521811160), (9, 2241609920), (10, 2017448928), (11, 1834044480), (12, 1681207440), (15, 1344965952), (16, 1260905580), (18, 1120804960), (20, 1008724464), (22, 917022240), (24, 840603720), (30, 672482976), (32, 630452790), (33, 611348160), (36, 560402480), (40, 504362232), (44, 458511120), (45, 448321984), (48, 420301860), (55, 366808896), (60, 336241488), (64, 315226395), (66, 305674080), (72, 280201240), (80, 252181116), (88, 229255560), (90, 224160992), (96, 210150930), (99, 203782720), (110, 183404448), (120, 168120744), (132, 152837040), (144, 140100620), (160, 126090558), (165, 122269632), (176, 114627780), (180, 112080496), (192, 105075465), (198, 101891360), (220, 91702224), (240, 84060372), (264, 76418520), (288, 70050310), (320, 63045279), (330, 61134816), (352, 57313890), (360, 56040248), (396, 50945680), (440, 45851112), (480, 42030186), (495, 40756544), (528, 38209260), (576, 35025155), (660, 30567408), (704, 28656945), (720, 28020124), (792, 25472840), (880, 22925556), (960, 21015093), (990, 20378272), (1056, 19104630), (1320, 15283704), (1440, 14010062), (1584, 12736420), (1760, 11462778), (1980, 10189136), (2112, 9552315), (2640, 7641852), (2880, 7005031), (3168, 6368210), (3520, 5731389), (3960, 5094568), (5280, 3820926), (6336, 3184105), (7920, 2547284), (10560, 1910463), (15840, 1273642), (31680, 636821)]