18718477920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33589}}^1$

素因数の和:33659

約数の個数: 240

約数和(自身を含む): 67598934480

約数和(自身を除く): 48880456560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 215, 216, 240, 258, 270, 288, 324, 344, 360, 387, 405, 430, 432, 480, 516, 540, 645, 648, 688, 720, 774, 810, 860, 864, 1032, 1080, 1161, 1290, 1296, 1376, 1440, 1548, 1620, 1720, 1935, 2064, 2160, 2322, 2580, 2592, 3096, 3240, 3440, 3483, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6480, 6880, 6966, 7740, 9288, 10320, 11610, 12384, 12960, 13932, 15480, 17415, 18576, 20640, 23220, 27864, 30960, 33589, 34830, 37152, 46440, 55728, 61920, 67178, 69660, 92880, 100767, 111456, 134356, 139320, 167945, 185760, 201534, 268712, 278640, 302301, 335890, 403068, 503835, 537424, 557280, 604602, 671780, 806136, 906903, 1007670, 1074848, 1209204, 1343560, 1444327, 1511505, 1612272, 1813806, 2015340, 2418408, 2687120, 2720709, 2888654, 3023010, 3224544, 3627612, 4030680, 4332981, 4534515, 4836816, 5374240, 5441418, 5777308, 6046020, 7221635, 7255224, 8061360, 8665962, 9069030, 9673632, 10882836, 11554616, 12092040, 12998943, 13603545, 14443270, 14510448, 16122720, 17331924, 18138060, 21664905, 21765672, 23109232, 24184080, 25997886, 27207090, 28886540, 29020896, 34663848, 36276120, 38996829, 43329810, 43531344, 46218464, 48368160, 51995772, 54414180, 57773080, 64994715, 69327696, 72552240, 77993658, 86659620, 87062688, 103991544, 108828360, 115546160, 116990487, 129989430, 138655392, 145104480, 155987316, 173319240, 194984145, 207983088, 217656720, 231092320, 233980974, 259978860, 311974632, 346638480, 389968290, 415966176, 435313440, 467961948, 519957720, 584952435, 623949264, 693276960, 779936580, 935923896, 1039915440, 1169904870, 1247898528, 1559873160, 1871847792, 2079830880, 2339809740, 3119746320, 3743695584, 4679619480, 6239492640, 9359238960, 18718477920]

約数ペア:

[(1, 18718477920), (2, 9359238960), (3, 6239492640), (4, 4679619480), (5, 3743695584), (6, 3119746320), (8, 2339809740), (9, 2079830880), (10, 1871847792), (12, 1559873160), (15, 1247898528), (16, 1169904870), (18, 1039915440), (20, 935923896), (24, 779936580), (27, 693276960), (30, 623949264), (32, 584952435), (36, 519957720), (40, 467961948), (43, 435313440), (45, 415966176), (48, 389968290), (54, 346638480), (60, 311974632), (72, 259978860), (80, 233980974), (81, 231092320), (86, 217656720), (90, 207983088), (96, 194984145), (108, 173319240), (120, 155987316), (129, 145104480), (135, 138655392), (144, 129989430), (160, 116990487), (162, 115546160), (172, 108828360), (180, 103991544), (215, 87062688), (216, 86659620), (240, 77993658), (258, 72552240), (270, 69327696), (288, 64994715), (324, 57773080), (344, 54414180), (360, 51995772), (387, 48368160), (405, 46218464), (430, 43531344), (432, 43329810), (480, 38996829), (516, 36276120), (540, 34663848), (645, 29020896), (648, 28886540), (688, 27207090), (720, 25997886), (774, 24184080), (810, 23109232), (860, 21765672), (864, 21664905), (1032, 18138060), (1080, 17331924), (1161, 16122720), (1290, 14510448), (1296, 14443270), (1376, 13603545), (1440, 12998943), (1548, 12092040), (1620, 11554616), (1720, 10882836), (1935, 9673632), (2064, 9069030), (2160, 8665962), (2322, 8061360), (2580, 7255224), (2592, 7221635), (3096, 6046020), (3240, 5777308), (3440, 5441418), (3483, 5374240), (3870, 4836816), (4128, 4534515), (4320, 4332981), (4644, 4030680), (5160, 3627612), (5805, 3224544), (6192, 3023010), (6480, 2888654), (6880, 2720709), (6966, 2687120), (7740, 2418408), (9288, 2015340), (10320, 1813806), (11610, 1612272), (12384, 1511505), (12960, 1444327), (13932, 1343560), (15480, 1209204), (17415, 1074848), (18576, 1007670), (20640, 906903), (23220, 806136), (27864, 671780), (30960, 604602), (33589, 557280), (34830, 537424), (37152, 503835), (46440, 403068), (55728, 335890), (61920, 302301), (67178, 278640), (69660, 268712), (92880, 201534), (100767, 185760), (111456, 167945), (134356, 139320)]