208876320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 240

約数和(自身を含む): 750835008

約数和(自身を除く): 541958688

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, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 213, 216, 227, 240, 270, 284, 288, 324, 355, 360, 405, 426, 432, 454, 480, 540, 568, 639, 648, 681, 710, 720, 810, 852, 864, 908, 1065, 1080, 1135, 1136, 1278, 1296, 1362, 1420, 1440, 1620, 1704, 1816, 1917, 2043, 2130, 2160, 2270, 2272, 2556, 2592, 2724, 2840, 3195, 3240, 3405, 3408, 3632, 3834, 4086, 4260, 4320, 4540, 5112, 5448, 5680, 5751, 6129, 6390, 6480, 6810, 6816, 7264, 7668, 8172, 8520, 9080, 9585, 10215, 10224, 10896, 11360, 11502, 12258, 12780, 12960, 13620, 15336, 16117, 16344, 17040, 18160, 18387, 19170, 20430, 20448, 21792, 23004, 24516, 25560, 27240, 28755, 30645, 30672, 32234, 32688, 34080, 36320, 36774, 38340, 40860, 46008, 48351, 49032, 51120, 54480, 57510, 61290, 61344, 64468, 65376, 73548, 76680, 80585, 81720, 91935, 92016, 96702, 98064, 102240, 108960, 115020, 122580, 128936, 145053, 147096, 153360, 161170, 163440, 183870, 184032, 193404, 196128, 230040, 241755, 245160, 257872, 290106, 294192, 306720, 322340, 326880, 367740, 386808, 435159, 460080, 483510, 490320, 515744, 580212, 588384, 644680, 725265, 735480, 773616, 870318, 920160, 967020, 980640, 1160424, 1289360, 1305477, 1450530, 1470960, 1547232, 1740636, 1934040, 2175795, 2320848, 2578720, 2610954, 2901060, 2941920, 3481272, 3868080, 4351590, 4641696, 5221908, 5802120, 6527385, 6962544, 7736160, 8703180, 10443816, 11604240, 13054770, 13925088, 17406360, 20887632, 23208480, 26109540, 34812720, 41775264, 52219080, 69625440, 104438160, 208876320]

約数ペア:

[(1, 208876320), (2, 104438160), (3, 69625440), (4, 52219080), (5, 41775264), (6, 34812720), (8, 26109540), (9, 23208480), (10, 20887632), (12, 17406360), (15, 13925088), (16, 13054770), (18, 11604240), (20, 10443816), (24, 8703180), (27, 7736160), (30, 6962544), (32, 6527385), (36, 5802120), (40, 5221908), (45, 4641696), (48, 4351590), (54, 3868080), (60, 3481272), (71, 2941920), (72, 2901060), (80, 2610954), (81, 2578720), (90, 2320848), (96, 2175795), (108, 1934040), (120, 1740636), (135, 1547232), (142, 1470960), (144, 1450530), (160, 1305477), (162, 1289360), (180, 1160424), (213, 980640), (216, 967020), (227, 920160), (240, 870318), (270, 773616), (284, 735480), (288, 725265), (324, 644680), (355, 588384), (360, 580212), (405, 515744), (426, 490320), (432, 483510), (454, 460080), (480, 435159), (540, 386808), (568, 367740), (639, 326880), (648, 322340), (681, 306720), (710, 294192), (720, 290106), (810, 257872), (852, 245160), (864, 241755), (908, 230040), (1065, 196128), (1080, 193404), (1135, 184032), (1136, 183870), (1278, 163440), (1296, 161170), (1362, 153360), (1420, 147096), (1440, 145053), (1620, 128936), (1704, 122580), (1816, 115020), (1917, 108960), (2043, 102240), (2130, 98064), (2160, 96702), (2270, 92016), (2272, 91935), (2556, 81720), (2592, 80585), (2724, 76680), (2840, 73548), (3195, 65376), (3240, 64468), (3405, 61344), (3408, 61290), (3632, 57510), (3834, 54480), (4086, 51120), (4260, 49032), (4320, 48351), (4540, 46008), (5112, 40860), (5448, 38340), (5680, 36774), (5751, 36320), (6129, 34080), (6390, 32688), (6480, 32234), (6810, 30672), (6816, 30645), (7264, 28755), (7668, 27240), (8172, 25560), (8520, 24516), (9080, 23004), (9585, 21792), (10215, 20448), (10224, 20430), (10896, 19170), (11360, 18387), (11502, 18160), (12258, 17040), (12780, 16344), (12960, 16117), (13620, 15336)]