287339520

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1480

約数の個数: 176

約数和(自身を含む): 990420480

約数和(自身を除く): 703080960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1439, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 2878, 3072, 3120, 3328, 3840, 4160, 4317, 4992, 5120, 5756, 6240, 6656, 7195, 7680, 8320, 8634, 9984, 11512, 12480, 13312, 14390, 15360, 16640, 17268, 18707, 19968, 21585, 23024, 24960, 28780, 33280, 34536, 37414, 39936, 43170, 46048, 49920, 56121, 57560, 66560, 69072, 74828, 86340, 92096, 93535, 99840, 112242, 115120, 138144, 149656, 172680, 184192, 187070, 199680, 224484, 230240, 276288, 280605, 299312, 345360, 368384, 374140, 448968, 460480, 552576, 561210, 598624, 690720, 736768, 748280, 897936, 920960, 1105152, 1122420, 1197248, 1381440, 1473536, 1496560, 1795872, 1841920, 2210304, 2244840, 2394496, 2762880, 2993120, 3591744, 3683840, 4420608, 4489680, 4788992, 5525760, 5986240, 7183488, 7367680, 8979360, 9577984, 11051520, 11972480, 14366976, 17958720, 19155968, 22103040, 23944960, 28733952, 35917440, 47889920, 57467904, 71834880, 95779840, 143669760, 287339520]

約数ペア:

[(1, 287339520), (2, 143669760), (3, 95779840), (4, 71834880), (5, 57467904), (6, 47889920), (8, 35917440), (10, 28733952), (12, 23944960), (13, 22103040), (15, 19155968), (16, 17958720), (20, 14366976), (24, 11972480), (26, 11051520), (30, 9577984), (32, 8979360), (39, 7367680), (40, 7183488), (48, 5986240), (52, 5525760), (60, 4788992), (64, 4489680), (65, 4420608), (78, 3683840), (80, 3591744), (96, 2993120), (104, 2762880), (120, 2394496), (128, 2244840), (130, 2210304), (156, 1841920), (160, 1795872), (192, 1496560), (195, 1473536), (208, 1381440), (240, 1197248), (256, 1122420), (260, 1105152), (312, 920960), (320, 897936), (384, 748280), (390, 736768), (416, 690720), (480, 598624), (512, 561210), (520, 552576), (624, 460480), (640, 448968), (768, 374140), (780, 368384), (832, 345360), (960, 299312), (1024, 280605), (1040, 276288), (1248, 230240), (1280, 224484), (1439, 199680), (1536, 187070), (1560, 184192), (1664, 172680), (1920, 149656), (2080, 138144), (2496, 115120), (2560, 112242), (2878, 99840), (3072, 93535), (3120, 92096), (3328, 86340), (3840, 74828), (4160, 69072), (4317, 66560), (4992, 57560), (5120, 56121), (5756, 49920), (6240, 46048), (6656, 43170), (7195, 39936), (7680, 37414), (8320, 34536), (8634, 33280), (9984, 28780), (11512, 24960), (12480, 23024), (13312, 21585), (14390, 19968), (15360, 18707), (16640, 17268)]