1268700160

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:441

約数の個数: 264

約数和(自身を含む): 3822404040

約数和(自身を除く): 2553703880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 256, 260, 280, 320, 364, 389, 392, 416, 448, 455, 490, 512, 520, 560, 637, 640, 728, 778, 784, 832, 896, 910, 980, 1024, 1040, 1120, 1274, 1280, 1456, 1556, 1568, 1664, 1792, 1820, 1945, 1960, 2080, 2240, 2548, 2560, 2723, 2912, 3112, 3136, 3185, 3328, 3584, 3640, 3890, 3920, 4160, 4480, 5057, 5096, 5120, 5446, 5824, 6224, 6272, 6370, 6656, 7168, 7280, 7780, 7840, 8320, 8960, 10114, 10192, 10892, 11648, 12448, 12544, 12740, 13312, 13615, 14560, 15560, 15680, 16640, 17920, 19061, 20228, 20384, 21784, 23296, 24896, 25088, 25285, 25480, 27230, 29120, 31120, 31360, 33280, 35399, 35840, 38122, 40456, 40768, 43568, 46592, 49792, 50176, 50570, 50960, 54460, 58240, 62240, 62720, 66560, 70798, 76244, 80912, 81536, 87136, 93184, 95305, 99584, 101140, 101920, 108920, 116480, 124480, 125440, 141596, 152488, 161824, 163072, 174272, 176995, 190610, 199168, 202280, 203840, 217840, 232960, 247793, 248960, 250880, 283192, 304976, 323648, 326144, 348544, 353990, 381220, 398336, 404560, 407680, 435680, 465920, 495586, 497920, 566384, 609952, 647296, 652288, 697088, 707980, 762440, 809120, 815360, 871360, 991172, 995840, 1132768, 1219904, 1238965, 1294592, 1394176, 1415960, 1524880, 1618240, 1630720, 1742720, 1982344, 1991680, 2265536, 2439808, 2477930, 2589184, 2788352, 2831920, 3049760, 3236480, 3261440, 3485440, 3964688, 4531072, 4879616, 4955860, 5178368, 5663840, 6099520, 6472960, 6970880, 7929376, 9062144, 9759232, 9911720, 11327680, 12199040, 12945920, 13941760, 15858752, 18124288, 19518464, 19823440, 22655360, 24398080, 25891840, 31717504, 36248576, 39646880, 45310720, 48796160, 63435008, 79293760, 90621440, 97592320, 126870016, 158587520, 181242880, 253740032, 317175040, 634350080, 1268700160]

約数ペア:

[(1, 1268700160), (2, 634350080), (4, 317175040), (5, 253740032), (7, 181242880), (8, 158587520), (10, 126870016), (13, 97592320), (14, 90621440), (16, 79293760), (20, 63435008), (26, 48796160), (28, 45310720), (32, 39646880), (35, 36248576), (40, 31717504), (49, 25891840), (52, 24398080), (56, 22655360), (64, 19823440), (65, 19518464), (70, 18124288), (80, 15858752), (91, 13941760), (98, 12945920), (104, 12199040), (112, 11327680), (128, 9911720), (130, 9759232), (140, 9062144), (160, 7929376), (182, 6970880), (196, 6472960), (208, 6099520), (224, 5663840), (245, 5178368), (256, 4955860), (260, 4879616), (280, 4531072), (320, 3964688), (364, 3485440), (389, 3261440), (392, 3236480), (416, 3049760), (448, 2831920), (455, 2788352), (490, 2589184), (512, 2477930), (520, 2439808), (560, 2265536), (637, 1991680), (640, 1982344), (728, 1742720), (778, 1630720), (784, 1618240), (832, 1524880), (896, 1415960), (910, 1394176), (980, 1294592), (1024, 1238965), (1040, 1219904), (1120, 1132768), (1274, 995840), (1280, 991172), (1456, 871360), (1556, 815360), (1568, 809120), (1664, 762440), (1792, 707980), (1820, 697088), (1945, 652288), (1960, 647296), (2080, 609952), (2240, 566384), (2548, 497920), (2560, 495586), (2723, 465920), (2912, 435680), (3112, 407680), (3136, 404560), (3185, 398336), (3328, 381220), (3584, 353990), (3640, 348544), (3890, 326144), (3920, 323648), (4160, 304976), (4480, 283192), (5057, 250880), (5096, 248960), (5120, 247793), (5446, 232960), (5824, 217840), (6224, 203840), (6272, 202280), (6370, 199168), (6656, 190610), (7168, 176995), (7280, 174272), (7780, 163072), (7840, 161824), (8320, 152488), (8960, 141596), (10114, 125440), (10192, 124480), (10892, 116480), (11648, 108920), (12448, 101920), (12544, 101140), (12740, 99584), (13312, 95305), (13615, 93184), (14560, 87136), (15560, 81536), (15680, 80912), (16640, 76244), (17920, 70798), (19061, 66560), (20228, 62720), (20384, 62240), (21784, 58240), (23296, 54460), (24896, 50960), (25088, 50570), (25285, 50176), (25480, 49792), (27230, 46592), (29120, 43568), (31120, 40768), (31360, 40456), (33280, 38122), (35399, 35840)]