280350720

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{13}}^2$

素因数の和:67

約数の個数: 390

約数和(自身を含む): 1088239878

約数和(自身を除く): 807889158

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 169, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 324, 338, 351, 360, 384, 390, 405, 416, 432, 468, 480, 507, 512, 520, 540, 576, 585, 624, 640, 648, 676, 702, 720, 768, 780, 810, 832, 845, 864, 936, 960, 1014, 1024, 1040, 1053, 1080, 1152, 1170, 1248, 1280, 1296, 1352, 1404, 1440, 1521, 1536, 1560, 1620, 1664, 1690, 1728, 1755, 1872, 1920, 2028, 2048, 2080, 2106, 2160, 2304, 2340, 2496, 2535, 2560, 2592, 2704, 2808, 2880, 3042, 3072, 3120, 3240, 3328, 3380, 3456, 3510, 3744, 3840, 4056, 4096, 4160, 4212, 4320, 4563, 4608, 4680, 4992, 5070, 5120, 5184, 5265, 5408, 5616, 5760, 6084, 6144, 6240, 6480, 6656, 6760, 6912, 7020, 7488, 7605, 7680, 8112, 8320, 8424, 8640, 9126, 9216, 9360, 9984, 10140, 10240, 10368, 10530, 10816, 11232, 11520, 12168, 12288, 12480, 12960, 13312, 13520, 13689, 13824, 14040, 14976, 15210, 15360, 16224, 16640, 16848, 17280, 18252, 18432, 18720, 19968, 20280, 20480, 20736, 21060, 21632, 22464, 22815, 23040, 24336, 24960, 25920, 26624, 27040, 27378, 27648, 28080, 29952, 30420, 30720, 32448, 33280, 33696, 34560, 36504, 36864, 37440, 39936, 40560, 41472, 42120, 43264, 44928, 45630, 46080, 48672, 49920, 51840, 53248, 54080, 54756, 55296, 56160, 59904, 60840, 61440, 64896, 66560, 67392, 68445, 69120, 73008, 74880, 79872, 81120, 82944, 84240, 86528, 89856, 91260, 92160, 97344, 99840, 103680, 108160, 109512, 110592, 112320, 119808, 121680, 129792, 133120, 134784, 136890, 138240, 146016, 149760, 159744, 162240, 165888, 168480, 173056, 179712, 182520, 184320, 194688, 199680, 207360, 216320, 219024, 224640, 239616, 243360, 259584, 266240, 269568, 273780, 276480, 292032, 299520, 324480, 331776, 336960, 346112, 359424, 365040, 389376, 399360, 414720, 432640, 438048, 449280, 479232, 486720, 519168, 539136, 547560, 552960, 584064, 599040, 648960, 673920, 692224, 718848, 730080, 778752, 798720, 829440, 865280, 876096, 898560, 973440, 1038336, 1078272, 1095120, 1168128, 1198080, 1297920, 1347840, 1437696, 1460160, 1557504, 1658880, 1730560, 1752192, 1797120, 1946880, 2076672, 2156544, 2190240, 2336256, 2396160, 2595840, 2695680, 2920320, 3115008, 3461120, 3504384, 3594240, 3893760, 4313088, 4380480, 4672512, 5191680, 5391360, 5840640, 6230016, 7008768, 7188480, 7787520, 8760960, 9345024, 10383360, 10782720, 11681280, 14017536, 15575040, 17521920, 18690048, 21565440, 23362560, 28035072, 31150080, 35043840, 46725120, 56070144, 70087680, 93450240, 140175360, 280350720]

約数ペア:

[(1, 280350720), (2, 140175360), (3, 93450240), (4, 70087680), (5, 56070144), (6, 46725120), (8, 35043840), (9, 31150080), (10, 28035072), (12, 23362560), (13, 21565440), (15, 18690048), (16, 17521920), (18, 15575040), (20, 14017536), (24, 11681280), (26, 10782720), (27, 10383360), (30, 9345024), (32, 8760960), (36, 7787520), (39, 7188480), (40, 7008768), (45, 6230016), (48, 5840640), (52, 5391360), (54, 5191680), (60, 4672512), (64, 4380480), (65, 4313088), (72, 3893760), (78, 3594240), (80, 3504384), (81, 3461120), (90, 3115008), (96, 2920320), (104, 2695680), (108, 2595840), (117, 2396160), (120, 2336256), (128, 2190240), (130, 2156544), (135, 2076672), (144, 1946880), (156, 1797120), (160, 1752192), (162, 1730560), (169, 1658880), (180, 1557504), (192, 1460160), (195, 1437696), (208, 1347840), (216, 1297920), (234, 1198080), (240, 1168128), (256, 1095120), (260, 1078272), (270, 1038336), (288, 973440), (312, 898560), (320, 876096), (324, 865280), (338, 829440), (351, 798720), (360, 778752), (384, 730080), (390, 718848), (405, 692224), (416, 673920), (432, 648960), (468, 599040), (480, 584064), (507, 552960), (512, 547560), (520, 539136), (540, 519168), (576, 486720), (585, 479232), (624, 449280), (640, 438048), (648, 432640), (676, 414720), (702, 399360), (720, 389376), (768, 365040), (780, 359424), (810, 346112), (832, 336960), (845, 331776), (864, 324480), (936, 299520), (960, 292032), (1014, 276480), (1024, 273780), (1040, 269568), (1053, 266240), (1080, 259584), (1152, 243360), (1170, 239616), (1248, 224640), (1280, 219024), (1296, 216320), (1352, 207360), (1404, 199680), (1440, 194688), (1521, 184320), (1536, 182520), (1560, 179712), (1620, 173056), (1664, 168480), (1690, 165888), (1728, 162240), (1755, 159744), (1872, 149760), (1920, 146016), (2028, 138240), (2048, 136890), (2080, 134784), (2106, 133120), (2160, 129792), (2304, 121680), (2340, 119808), (2496, 112320), (2535, 110592), (2560, 109512), (2592, 108160), (2704, 103680), (2808, 99840), (2880, 97344), (3042, 92160), (3072, 91260), (3120, 89856), (3240, 86528), (3328, 84240), (3380, 82944), (3456, 81120), (3510, 79872), (3744, 74880), (3840, 73008), (4056, 69120), (4096, 68445), (4160, 67392), (4212, 66560), (4320, 64896), (4563, 61440), (4608, 60840), (4680, 59904), (4992, 56160), (5070, 55296), (5120, 54756), (5184, 54080), (5265, 53248), (5408, 51840), (5616, 49920), (5760, 48672), (6084, 46080), (6144, 45630), (6240, 44928), (6480, 43264), (6656, 42120), (6760, 41472), (6912, 40560), (7020, 39936), (7488, 37440), (7605, 36864), (7680, 36504), (8112, 34560), (8320, 33696), (8424, 33280), (8640, 32448), (9126, 30720), (9216, 30420), (9360, 29952), (9984, 28080), (10140, 27648), (10240, 27378), (10368, 27040), (10530, 26624), (10816, 25920), (11232, 24960), (11520, 24336), (12168, 23040), (12288, 22815), (12480, 22464), (12960, 21632), (13312, 21060), (13520, 20736), (13689, 20480), (13824, 20280), (14040, 19968), (14976, 18720), (15210, 18432), (15360, 18252), (16224, 17280), (16640, 16848)]