115817920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 112

約数和(自身を含む): 297728640

約数和(自身を除く): 181910720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 152, 160, 172, 190, 215, 304, 320, 344, 380, 430, 443, 608, 688, 760, 817, 860, 886, 1216, 1376, 1520, 1634, 1720, 1772, 2215, 2752, 3040, 3268, 3440, 3544, 4085, 4430, 6080, 6536, 6880, 7088, 8170, 8417, 8860, 13072, 13760, 14176, 16340, 16834, 17720, 19049, 26144, 28352, 32680, 33668, 35440, 38098, 42085, 52288, 65360, 67336, 70880, 76196, 84170, 95245, 130720, 134672, 141760, 152392, 168340, 190490, 261440, 269344, 304784, 336680, 361931, 380980, 538688, 609568, 673360, 723862, 761960, 1219136, 1346720, 1447724, 1523920, 1809655, 2693440, 2895448, 3047840, 3619310, 5790896, 6095680, 7238620, 11581792, 14477240, 23163584, 28954480, 57908960, 115817920]

約数ペア:

[(1, 115817920), (2, 57908960), (4, 28954480), (5, 23163584), (8, 14477240), (10, 11581792), (16, 7238620), (19, 6095680), (20, 5790896), (32, 3619310), (38, 3047840), (40, 2895448), (43, 2693440), (64, 1809655), (76, 1523920), (80, 1447724), (86, 1346720), (95, 1219136), (152, 761960), (160, 723862), (172, 673360), (190, 609568), (215, 538688), (304, 380980), (320, 361931), (344, 336680), (380, 304784), (430, 269344), (443, 261440), (608, 190490), (688, 168340), (760, 152392), (817, 141760), (860, 134672), (886, 130720), (1216, 95245), (1376, 84170), (1520, 76196), (1634, 70880), (1720, 67336), (1772, 65360), (2215, 52288), (2752, 42085), (3040, 38098), (3268, 35440), (3440, 33668), (3544, 32680), (4085, 28352), (4430, 26144), (6080, 19049), (6536, 17720), (6880, 16834), (7088, 16340), (8170, 14176), (8417, 13760), (8860, 13072)]