489291840

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 280

約数和(自身を含む): 1785030720

約数和(自身を除く): 1295738880

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, 64, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 324, 344, 360, 387, 405, 430, 432, 439, 480, 516, 540, 576, 645, 648, 688, 720, 774, 810, 860, 864, 878, 960, 1032, 1080, 1161, 1290, 1296, 1317, 1376, 1440, 1548, 1620, 1720, 1728, 1756, 1935, 2064, 2160, 2195, 2322, 2580, 2592, 2634, 2752, 2880, 3096, 3240, 3440, 3483, 3512, 3870, 3951, 4128, 4320, 4390, 4644, 5160, 5184, 5268, 5805, 6192, 6480, 6585, 6880, 6966, 7024, 7740, 7902, 8256, 8640, 8780, 9288, 10320, 10536, 11610, 11853, 12384, 12960, 13170, 13760, 13932, 14048, 15480, 15804, 17415, 17560, 18576, 18877, 19755, 20640, 21072, 23220, 23706, 24768, 25920, 26340, 27864, 28096, 30960, 31608, 34830, 35120, 35559, 37152, 37754, 39510, 41280, 42144, 46440, 47412, 52680, 55728, 56631, 59265, 61920, 63216, 69660, 70240, 71118, 74304, 75508, 79020, 84288, 92880, 94385, 94824, 105360, 111456, 113262, 118530, 123840, 126432, 139320, 140480, 142236, 151016, 158040, 169893, 177795, 185760, 188770, 189648, 210720, 222912, 226524, 237060, 252864, 278640, 283155, 284472, 302032, 316080, 339786, 355590, 371520, 377540, 379296, 421440, 453048, 474120, 509679, 557280, 566310, 568944, 604064, 632160, 679572, 711180, 755080, 758592, 849465, 906096, 948240, 1019358, 1114560, 1132620, 1137888, 1208128, 1264320, 1359144, 1422360, 1510160, 1529037, 1698930, 1812192, 1896480, 2038716, 2265240, 2275776, 2548395, 2718288, 2844720, 3020320, 3058074, 3397860, 3624384, 3792960, 4077432, 4530480, 5096790, 5436576, 5689440, 6040640, 6116148, 6795720, 7645185, 8154864, 9060960, 10193580, 10873152, 11378880, 12232296, 13591440, 15290370, 16309728, 18121920, 20387160, 24464592, 27182880, 30580740, 32619456, 40774320, 48929184, 54365760, 61161480, 81548640, 97858368, 122322960, 163097280, 244645920, 489291840]

約数ペア:

[(1, 489291840), (2, 244645920), (3, 163097280), (4, 122322960), (5, 97858368), (6, 81548640), (8, 61161480), (9, 54365760), (10, 48929184), (12, 40774320), (15, 32619456), (16, 30580740), (18, 27182880), (20, 24464592), (24, 20387160), (27, 18121920), (30, 16309728), (32, 15290370), (36, 13591440), (40, 12232296), (43, 11378880), (45, 10873152), (48, 10193580), (54, 9060960), (60, 8154864), (64, 7645185), (72, 6795720), (80, 6116148), (81, 6040640), (86, 5689440), (90, 5436576), (96, 5096790), (108, 4530480), (120, 4077432), (129, 3792960), (135, 3624384), (144, 3397860), (160, 3058074), (162, 3020320), (172, 2844720), (180, 2718288), (192, 2548395), (215, 2275776), (216, 2265240), (240, 2038716), (258, 1896480), (270, 1812192), (288, 1698930), (320, 1529037), (324, 1510160), (344, 1422360), (360, 1359144), (387, 1264320), (405, 1208128), (430, 1137888), (432, 1132620), (439, 1114560), (480, 1019358), (516, 948240), (540, 906096), (576, 849465), (645, 758592), (648, 755080), (688, 711180), (720, 679572), (774, 632160), (810, 604064), (860, 568944), (864, 566310), (878, 557280), (960, 509679), (1032, 474120), (1080, 453048), (1161, 421440), (1290, 379296), (1296, 377540), (1317, 371520), (1376, 355590), (1440, 339786), (1548, 316080), (1620, 302032), (1720, 284472), (1728, 283155), (1756, 278640), (1935, 252864), (2064, 237060), (2160, 226524), (2195, 222912), (2322, 210720), (2580, 189648), (2592, 188770), (2634, 185760), (2752, 177795), (2880, 169893), (3096, 158040), (3240, 151016), (3440, 142236), (3483, 140480), (3512, 139320), (3870, 126432), (3951, 123840), (4128, 118530), (4320, 113262), (4390, 111456), (4644, 105360), (5160, 94824), (5184, 94385), (5268, 92880), (5805, 84288), (6192, 79020), (6480, 75508), (6585, 74304), (6880, 71118), (6966, 70240), (7024, 69660), (7740, 63216), (7902, 61920), (8256, 59265), (8640, 56631), (8780, 55728), (9288, 52680), (10320, 47412), (10536, 46440), (11610, 42144), (11853, 41280), (12384, 39510), (12960, 37754), (13170, 37152), (13760, 35559), (13932, 35120), (14048, 34830), (15480, 31608), (15804, 30960), (17415, 28096), (17560, 27864), (18576, 26340), (18877, 25920), (19755, 24768), (20640, 23706), (21072, 23220)]