668895360

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:503

約数の個数: 256

約数和(自身を含む): 2459946240

約数和(自身を除く): 1791050880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 157, 160, 168, 192, 210, 224, 240, 280, 314, 317, 320, 336, 384, 420, 448, 471, 480, 560, 628, 634, 640, 672, 785, 840, 896, 942, 951, 960, 1099, 1120, 1256, 1268, 1344, 1570, 1585, 1680, 1884, 1902, 1920, 2198, 2219, 2240, 2355, 2512, 2536, 2688, 3140, 3170, 3297, 3360, 3768, 3804, 4396, 4438, 4480, 4710, 4755, 5024, 5072, 5495, 6280, 6340, 6594, 6657, 6720, 7536, 7608, 8792, 8876, 9420, 9510, 10048, 10144, 10990, 11095, 12560, 12680, 13188, 13314, 13440, 15072, 15216, 16485, 17584, 17752, 18840, 19020, 20096, 20288, 21980, 22190, 25120, 25360, 26376, 26628, 30144, 30432, 32970, 33285, 35168, 35504, 37680, 38040, 40576, 43960, 44380, 49769, 50240, 50720, 52752, 53256, 60288, 60864, 65940, 66570, 70336, 71008, 75360, 76080, 87920, 88760, 99538, 100480, 101440, 105504, 106512, 121728, 131880, 133140, 140672, 142016, 149307, 150720, 152160, 175840, 177520, 199076, 202880, 211008, 213024, 248845, 263760, 266280, 284032, 298614, 301440, 304320, 348383, 351680, 355040, 398152, 422016, 426048, 497690, 527520, 532560, 597228, 608640, 696766, 703360, 710080, 746535, 796304, 852096, 995380, 1045149, 1055040, 1065120, 1194456, 1393532, 1420160, 1493070, 1592608, 1741915, 1990760, 2090298, 2110080, 2130240, 2388912, 2787064, 2986140, 3185216, 3483830, 3981520, 4180596, 4260480, 4777824, 5225745, 5574128, 5972280, 6370432, 6967660, 7963040, 8361192, 9555648, 10451490, 11148256, 11944560, 13935320, 15926080, 16722384, 19111296, 20902980, 22296512, 23889120, 27870640, 31852160, 33444768, 41805960, 44593024, 47778240, 55741280, 66889536, 83611920, 95556480, 111482560, 133779072, 167223840, 222965120, 334447680, 668895360]

約数ペア:

[(1, 668895360), (2, 334447680), (3, 222965120), (4, 167223840), (5, 133779072), (6, 111482560), (7, 95556480), (8, 83611920), (10, 66889536), (12, 55741280), (14, 47778240), (15, 44593024), (16, 41805960), (20, 33444768), (21, 31852160), (24, 27870640), (28, 23889120), (30, 22296512), (32, 20902980), (35, 19111296), (40, 16722384), (42, 15926080), (48, 13935320), (56, 11944560), (60, 11148256), (64, 10451490), (70, 9555648), (80, 8361192), (84, 7963040), (96, 6967660), (105, 6370432), (112, 5972280), (120, 5574128), (128, 5225745), (140, 4777824), (157, 4260480), (160, 4180596), (168, 3981520), (192, 3483830), (210, 3185216), (224, 2986140), (240, 2787064), (280, 2388912), (314, 2130240), (317, 2110080), (320, 2090298), (336, 1990760), (384, 1741915), (420, 1592608), (448, 1493070), (471, 1420160), (480, 1393532), (560, 1194456), (628, 1065120), (634, 1055040), (640, 1045149), (672, 995380), (785, 852096), (840, 796304), (896, 746535), (942, 710080), (951, 703360), (960, 696766), (1099, 608640), (1120, 597228), (1256, 532560), (1268, 527520), (1344, 497690), (1570, 426048), (1585, 422016), (1680, 398152), (1884, 355040), (1902, 351680), (1920, 348383), (2198, 304320), (2219, 301440), (2240, 298614), (2355, 284032), (2512, 266280), (2536, 263760), (2688, 248845), (3140, 213024), (3170, 211008), (3297, 202880), (3360, 199076), (3768, 177520), (3804, 175840), (4396, 152160), (4438, 150720), (4480, 149307), (4710, 142016), (4755, 140672), (5024, 133140), (5072, 131880), (5495, 121728), (6280, 106512), (6340, 105504), (6594, 101440), (6657, 100480), (6720, 99538), (7536, 88760), (7608, 87920), (8792, 76080), (8876, 75360), (9420, 71008), (9510, 70336), (10048, 66570), (10144, 65940), (10990, 60864), (11095, 60288), (12560, 53256), (12680, 52752), (13188, 50720), (13314, 50240), (13440, 49769), (15072, 44380), (15216, 43960), (16485, 40576), (17584, 38040), (17752, 37680), (18840, 35504), (19020, 35168), (20096, 33285), (20288, 32970), (21980, 30432), (22190, 30144), (25120, 26628), (25360, 26376)]