31095680

素因数分解:

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

素因数の和:668

約数の個数: 128

約数和(自身を含む): 92828160

約数和(自身を除く): 61732480

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, 280, 308, 320, 352, 385, 440, 448, 560, 616, 631, 640, 704, 770, 880, 896, 1120, 1232, 1262, 1408, 1540, 1760, 2240, 2464, 2524, 3080, 3155, 3520, 4417, 4480, 4928, 5048, 6160, 6310, 6941, 7040, 8834, 9856, 10096, 12320, 12620, 13882, 17668, 20192, 22085, 24640, 25240, 27764, 34705, 35336, 40384, 44170, 48587, 49280, 50480, 55528, 69410, 70672, 80768, 88340, 97174, 100960, 111056, 138820, 141344, 176680, 194348, 201920, 222112, 242935, 277640, 282688, 353360, 388696, 403840, 444224, 485870, 555280, 565376, 706720, 777392, 888448, 971740, 1110560, 1413440, 1554784, 1943480, 2221120, 2826880, 3109568, 3886960, 4442240, 6219136, 7773920, 15547840, 31095680]

約数ペア:

[(1, 31095680), (2, 15547840), (4, 7773920), (5, 6219136), (7, 4442240), (8, 3886960), (10, 3109568), (11, 2826880), (14, 2221120), (16, 1943480), (20, 1554784), (22, 1413440), (28, 1110560), (32, 971740), (35, 888448), (40, 777392), (44, 706720), (55, 565376), (56, 555280), (64, 485870), (70, 444224), (77, 403840), (80, 388696), (88, 353360), (110, 282688), (112, 277640), (128, 242935), (140, 222112), (154, 201920), (160, 194348), (176, 176680), (220, 141344), (224, 138820), (280, 111056), (308, 100960), (320, 97174), (352, 88340), (385, 80768), (440, 70672), (448, 69410), (560, 55528), (616, 50480), (631, 49280), (640, 48587), (704, 44170), (770, 40384), (880, 35336), (896, 34705), (1120, 27764), (1232, 25240), (1262, 24640), (1408, 22085), (1540, 20192), (1760, 17668), (2240, 13882), (2464, 12620), (2524, 12320), (3080, 10096), (3155, 9856), (3520, 8834), (4417, 7040), (4480, 6941), (4928, 6310), (5048, 6160)]