249246720

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{601}}^1$

素因数の和:638

約数の個数: 220

約数和(自身を含む): 894645444

約数和(自身を除く): 645398724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 601, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1202, 1280, 1296, 1440, 1536, 1620, 1728, 1803, 1920, 2160, 2304, 2404, 2560, 2592, 2880, 3005, 3072, 3240, 3456, 3606, 3840, 4320, 4608, 4808, 5120, 5184, 5409, 5760, 6010, 6480, 6912, 7212, 7680, 8640, 9015, 9216, 9616, 10368, 10818, 11520, 12020, 12960, 13824, 14424, 15360, 16227, 17280, 18030, 19232, 20736, 21636, 23040, 24040, 25920, 27045, 27648, 28848, 32454, 34560, 36060, 38464, 41472, 43272, 46080, 48080, 48681, 51840, 54090, 57696, 64908, 69120, 72120, 76928, 81135, 82944, 86544, 96160, 97362, 103680, 108180, 115392, 129816, 138240, 144240, 153856, 162270, 173088, 192320, 194724, 207360, 216360, 230784, 243405, 259632, 288480, 307712, 324540, 346176, 384640, 389448, 414720, 432720, 461568, 486810, 519264, 576960, 615424, 649080, 692352, 769280, 778896, 865440, 923136, 973620, 1038528, 1153920, 1298160, 1384704, 1538560, 1557792, 1730880, 1846272, 1947240, 2077056, 2307840, 2596320, 2769408, 3077120, 3115584, 3461760, 3894480, 4154112, 4615680, 5192640, 5538816, 6231168, 6923520, 7788960, 8308224, 9231360, 10385280, 12462336, 13847040, 15577920, 16616448, 20770560, 24924672, 27694080, 31155840, 41541120, 49849344, 62311680, 83082240, 124623360, 249246720]

約数ペア:

[(1, 249246720), (2, 124623360), (3, 83082240), (4, 62311680), (5, 49849344), (6, 41541120), (8, 31155840), (9, 27694080), (10, 24924672), (12, 20770560), (15, 16616448), (16, 15577920), (18, 13847040), (20, 12462336), (24, 10385280), (27, 9231360), (30, 8308224), (32, 7788960), (36, 6923520), (40, 6231168), (45, 5538816), (48, 5192640), (54, 4615680), (60, 4154112), (64, 3894480), (72, 3461760), (80, 3115584), (81, 3077120), (90, 2769408), (96, 2596320), (108, 2307840), (120, 2077056), (128, 1947240), (135, 1846272), (144, 1730880), (160, 1557792), (162, 1538560), (180, 1384704), (192, 1298160), (216, 1153920), (240, 1038528), (256, 973620), (270, 923136), (288, 865440), (320, 778896), (324, 769280), (360, 692352), (384, 649080), (405, 615424), (432, 576960), (480, 519264), (512, 486810), (540, 461568), (576, 432720), (601, 414720), (640, 389448), (648, 384640), (720, 346176), (768, 324540), (810, 307712), (864, 288480), (960, 259632), (1024, 243405), (1080, 230784), (1152, 216360), (1202, 207360), (1280, 194724), (1296, 192320), (1440, 173088), (1536, 162270), (1620, 153856), (1728, 144240), (1803, 138240), (1920, 129816), (2160, 115392), (2304, 108180), (2404, 103680), (2560, 97362), (2592, 96160), (2880, 86544), (3005, 82944), (3072, 81135), (3240, 76928), (3456, 72120), (3606, 69120), (3840, 64908), (4320, 57696), (4608, 54090), (4808, 51840), (5120, 48681), (5184, 48080), (5409, 46080), (5760, 43272), (6010, 41472), (6480, 38464), (6912, 36060), (7212, 34560), (7680, 32454), (8640, 28848), (9015, 27648), (9216, 27045), (9616, 25920), (10368, 24040), (10818, 23040), (11520, 21636), (12020, 20736), (12960, 19232), (13824, 18030), (14424, 17280), (15360, 16227)]