248765440

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:674

約数の個数: 176

約数和(自身を含む): 745173504

約数和(自身を除く): 496408064

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 512, 560, 616, 631, 640, 704, 770, 880, 896, 1024, 1120, 1232, 1262, 1280, 1408, 1540, 1760, 1792, 2240, 2464, 2524, 2560, 2816, 3080, 3155, 3520, 3584, 4417, 4480, 4928, 5048, 5120, 5632, 6160, 6310, 6941, 7040, 7168, 8834, 8960, 9856, 10096, 11264, 12320, 12620, 13882, 14080, 17668, 17920, 19712, 20192, 22085, 24640, 25240, 27764, 28160, 34705, 35336, 35840, 39424, 40384, 44170, 48587, 49280, 50480, 55528, 56320, 69410, 70672, 78848, 80768, 88340, 97174, 98560, 100960, 111056, 138820, 141344, 161536, 176680, 194348, 197120, 201920, 222112, 242935, 277640, 282688, 323072, 353360, 388696, 394240, 403840, 444224, 485870, 555280, 565376, 646144, 706720, 777392, 807680, 888448, 971740, 1110560, 1130752, 1413440, 1554784, 1615360, 1776896, 1943480, 2221120, 2261504, 2826880, 3109568, 3230720, 3553792, 3886960, 4442240, 4523008, 5653760, 6219136, 7107584, 7773920, 8884480, 11307520, 12438272, 15547840, 17768960, 22615040, 24876544, 31095680, 35537920, 49753088, 62191360, 124382720, 248765440]

約数ペア:

[(1, 248765440), (2, 124382720), (4, 62191360), (5, 49753088), (7, 35537920), (8, 31095680), (10, 24876544), (11, 22615040), (14, 17768960), (16, 15547840), (20, 12438272), (22, 11307520), (28, 8884480), (32, 7773920), (35, 7107584), (40, 6219136), (44, 5653760), (55, 4523008), (56, 4442240), (64, 3886960), (70, 3553792), (77, 3230720), (80, 3109568), (88, 2826880), (110, 2261504), (112, 2221120), (128, 1943480), (140, 1776896), (154, 1615360), (160, 1554784), (176, 1413440), (220, 1130752), (224, 1110560), (256, 971740), (280, 888448), (308, 807680), (320, 777392), (352, 706720), (385, 646144), (440, 565376), (448, 555280), (512, 485870), (560, 444224), (616, 403840), (631, 394240), (640, 388696), (704, 353360), (770, 323072), (880, 282688), (896, 277640), (1024, 242935), (1120, 222112), (1232, 201920), (1262, 197120), (1280, 194348), (1408, 176680), (1540, 161536), (1760, 141344), (1792, 138820), (2240, 111056), (2464, 100960), (2524, 98560), (2560, 97174), (2816, 88340), (3080, 80768), (3155, 78848), (3520, 70672), (3584, 69410), (4417, 56320), (4480, 55528), (4928, 50480), (5048, 49280), (5120, 48587), (5632, 44170), (6160, 40384), (6310, 39424), (6941, 35840), (7040, 35336), (7168, 34705), (8834, 28160), (8960, 27764), (9856, 25240), (10096, 24640), (11264, 22085), (12320, 20192), (12620, 19712), (13882, 17920), (14080, 17668)]