728248320

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{439}}^1$

素因数の和:480

約数の個数: 260

約数和(自身を含む): 2616533040

約数和(自身を除く): 1888284720

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 439, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 878, 960, 1024, 1080, 1152, 1280, 1296, 1317, 1440, 1536, 1620, 1728, 1756, 1920, 2048, 2160, 2195, 2304, 2560, 2592, 2634, 2880, 3072, 3240, 3456, 3512, 3840, 3951, 4096, 4320, 4390, 4608, 5120, 5184, 5268, 5760, 6144, 6480, 6585, 6912, 7024, 7680, 7902, 8640, 8780, 9216, 10240, 10368, 10536, 11520, 11853, 12288, 12960, 13170, 13824, 14048, 15360, 15804, 17280, 17560, 18432, 19755, 20480, 20736, 21072, 23040, 23706, 25920, 26340, 27648, 28096, 30720, 31608, 34560, 35120, 35559, 36864, 39510, 41472, 42144, 46080, 47412, 51840, 52680, 55296, 56192, 59265, 61440, 63216, 69120, 70240, 71118, 79020, 82944, 84288, 92160, 94824, 103680, 105360, 110592, 112384, 118530, 126432, 138240, 140480, 142236, 158040, 165888, 168576, 177795, 184320, 189648, 207360, 210720, 224768, 237060, 252864, 276480, 280960, 284472, 316080, 331776, 337152, 355590, 379296, 414720, 421440, 449536, 474120, 505728, 552960, 561920, 568944, 632160, 674304, 711180, 758592, 829440, 842880, 899072, 948240, 1011456, 1123840, 1137888, 1264320, 1348608, 1422360, 1517184, 1658880, 1685760, 1798144, 1896480, 2022912, 2247680, 2275776, 2528640, 2697216, 2844720, 3034368, 3371520, 3792960, 4045824, 4495360, 4551552, 5057280, 5394432, 5689440, 6068736, 6743040, 7585920, 8091648, 8990720, 9103104, 10114560, 11378880, 12137472, 13486080, 15171840, 16183296, 18206208, 20229120, 22757760, 24274944, 26972160, 30343680, 36412416, 40458240, 45515520, 48549888, 60687360, 72824832, 80916480, 91031040, 121374720, 145649664, 182062080, 242749440, 364124160, 728248320]

約数ペア:

[(1, 728248320), (2, 364124160), (3, 242749440), (4, 182062080), (5, 145649664), (6, 121374720), (8, 91031040), (9, 80916480), (10, 72824832), (12, 60687360), (15, 48549888), (16, 45515520), (18, 40458240), (20, 36412416), (24, 30343680), (27, 26972160), (30, 24274944), (32, 22757760), (36, 20229120), (40, 18206208), (45, 16183296), (48, 15171840), (54, 13486080), (60, 12137472), (64, 11378880), (72, 10114560), (80, 9103104), (81, 8990720), (90, 8091648), (96, 7585920), (108, 6743040), (120, 6068736), (128, 5689440), (135, 5394432), (144, 5057280), (160, 4551552), (162, 4495360), (180, 4045824), (192, 3792960), (216, 3371520), (240, 3034368), (256, 2844720), (270, 2697216), (288, 2528640), (320, 2275776), (324, 2247680), (360, 2022912), (384, 1896480), (405, 1798144), (432, 1685760), (439, 1658880), (480, 1517184), (512, 1422360), (540, 1348608), (576, 1264320), (640, 1137888), (648, 1123840), (720, 1011456), (768, 948240), (810, 899072), (864, 842880), (878, 829440), (960, 758592), (1024, 711180), (1080, 674304), (1152, 632160), (1280, 568944), (1296, 561920), (1317, 552960), (1440, 505728), (1536, 474120), (1620, 449536), (1728, 421440), (1756, 414720), (1920, 379296), (2048, 355590), (2160, 337152), (2195, 331776), (2304, 316080), (2560, 284472), (2592, 280960), (2634, 276480), (2880, 252864), (3072, 237060), (3240, 224768), (3456, 210720), (3512, 207360), (3840, 189648), (3951, 184320), (4096, 177795), (4320, 168576), (4390, 165888), (4608, 158040), (5120, 142236), (5184, 140480), (5268, 138240), (5760, 126432), (6144, 118530), (6480, 112384), (6585, 110592), (6912, 105360), (7024, 103680), (7680, 94824), (7902, 92160), (8640, 84288), (8780, 82944), (9216, 79020), (10240, 71118), (10368, 70240), (10536, 69120), (11520, 63216), (11853, 61440), (12288, 59265), (12960, 56192), (13170, 55296), (13824, 52680), (14048, 51840), (15360, 47412), (15804, 46080), (17280, 42144), (17560, 41472), (18432, 39510), (19755, 36864), (20480, 35559), (20736, 35120), (21072, 34560), (23040, 31608), (23706, 30720), (25920, 28096), (26340, 27648)]