64673280

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{401}}^1$

素因数の和:437

約数の個数: 240

約数和(自身を含む): 256617504

約数和(自身を除く): 191944224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 401, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 802, 840, 896, 960, 1008, 1120, 1152, 1203, 1260, 1280, 1344, 1440, 1536, 1604, 1680, 1792, 1920, 2005, 2016, 2240, 2304, 2406, 2520, 2560, 2688, 2807, 2880, 3208, 3360, 3584, 3609, 3840, 4010, 4032, 4480, 4608, 4812, 5040, 5376, 5614, 5760, 6015, 6416, 6720, 7218, 7680, 8020, 8064, 8421, 8960, 9624, 10080, 10752, 11228, 11520, 12030, 12832, 13440, 14035, 14436, 16040, 16128, 16842, 17920, 18045, 19248, 20160, 22456, 23040, 24060, 25263, 25664, 26880, 28070, 28872, 32080, 32256, 33684, 36090, 38496, 40320, 42105, 44912, 48120, 50526, 51328, 53760, 56140, 57744, 64160, 67368, 72180, 76992, 80640, 84210, 89824, 96240, 101052, 102656, 112280, 115488, 126315, 128320, 134736, 144360, 153984, 161280, 168420, 179648, 192480, 202104, 205312, 224560, 230976, 252630, 256640, 269472, 288720, 307968, 336840, 359296, 384960, 404208, 449120, 461952, 505260, 513280, 538944, 577440, 615936, 673680, 718592, 769920, 808416, 898240, 923904, 1010520, 1026560, 1077888, 1154880, 1347360, 1437184, 1539840, 1616832, 1796480, 1847808, 2021040, 2155776, 2309760, 2694720, 3079680, 3233664, 3592960, 4042080, 4311552, 4619520, 5389440, 6467328, 7185920, 8084160, 9239040, 10778880, 12934656, 16168320, 21557760, 32336640, 64673280]

約数ペア:

[(1, 64673280), (2, 32336640), (3, 21557760), (4, 16168320), (5, 12934656), (6, 10778880), (7, 9239040), (8, 8084160), (9, 7185920), (10, 6467328), (12, 5389440), (14, 4619520), (15, 4311552), (16, 4042080), (18, 3592960), (20, 3233664), (21, 3079680), (24, 2694720), (28, 2309760), (30, 2155776), (32, 2021040), (35, 1847808), (36, 1796480), (40, 1616832), (42, 1539840), (45, 1437184), (48, 1347360), (56, 1154880), (60, 1077888), (63, 1026560), (64, 1010520), (70, 923904), (72, 898240), (80, 808416), (84, 769920), (90, 718592), (96, 673680), (105, 615936), (112, 577440), (120, 538944), (126, 513280), (128, 505260), (140, 461952), (144, 449120), (160, 404208), (168, 384960), (180, 359296), (192, 336840), (210, 307968), (224, 288720), (240, 269472), (252, 256640), (256, 252630), (280, 230976), (288, 224560), (315, 205312), (320, 202104), (336, 192480), (360, 179648), (384, 168420), (401, 161280), (420, 153984), (448, 144360), (480, 134736), (504, 128320), (512, 126315), (560, 115488), (576, 112280), (630, 102656), (640, 101052), (672, 96240), (720, 89824), (768, 84210), (802, 80640), (840, 76992), (896, 72180), (960, 67368), (1008, 64160), (1120, 57744), (1152, 56140), (1203, 53760), (1260, 51328), (1280, 50526), (1344, 48120), (1440, 44912), (1536, 42105), (1604, 40320), (1680, 38496), (1792, 36090), (1920, 33684), (2005, 32256), (2016, 32080), (2240, 28872), (2304, 28070), (2406, 26880), (2520, 25664), (2560, 25263), (2688, 24060), (2807, 23040), (2880, 22456), (3208, 20160), (3360, 19248), (3584, 18045), (3609, 17920), (3840, 16842), (4010, 16128), (4032, 16040), (4480, 14436), (4608, 14035), (4812, 13440), (5040, 12832), (5376, 12030), (5614, 11520), (5760, 11228), (6015, 10752), (6416, 10080), (6720, 9624), (7218, 8960), (7680, 8421), (8020, 8064)]