28758400

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 192

約数和(自身を含む): 83476800

約数和(自身を除く): 54718400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 43, 44, 50, 55, 64, 76, 80, 86, 88, 95, 100, 110, 128, 152, 160, 172, 176, 190, 200, 209, 215, 220, 275, 304, 320, 344, 352, 380, 400, 418, 430, 440, 473, 475, 550, 608, 640, 688, 704, 760, 800, 817, 836, 860, 880, 946, 950, 1045, 1075, 1100, 1216, 1376, 1408, 1520, 1600, 1634, 1672, 1720, 1760, 1892, 1900, 2090, 2150, 2200, 2365, 2432, 2752, 3040, 3200, 3268, 3344, 3440, 3520, 3784, 3800, 4085, 4180, 4300, 4400, 4730, 5225, 5504, 6080, 6536, 6688, 6880, 7040, 7568, 7600, 8170, 8360, 8600, 8800, 8987, 9460, 10450, 11825, 12160, 13072, 13376, 13760, 15136, 15200, 16340, 16720, 17200, 17600, 17974, 18920, 20425, 20900, 23650, 26144, 26752, 27520, 30272, 30400, 32680, 33440, 34400, 35200, 35948, 37840, 40850, 41800, 44935, 47300, 52288, 60544, 60800, 65360, 66880, 68800, 71896, 75680, 81700, 83600, 89870, 94600, 104576, 130720, 133760, 137600, 143792, 151360, 163400, 167200, 179740, 189200, 224675, 261440, 287584, 302720, 326800, 334400, 359480, 378400, 449350, 522880, 575168, 653600, 668800, 718960, 756800, 898700, 1150336, 1307200, 1437920, 1513600, 1797400, 2614400, 2875840, 3594800, 5751680, 7189600, 14379200, 28758400]

約数ペア:

[(1, 28758400), (2, 14379200), (4, 7189600), (5, 5751680), (8, 3594800), (10, 2875840), (11, 2614400), (16, 1797400), (19, 1513600), (20, 1437920), (22, 1307200), (25, 1150336), (32, 898700), (38, 756800), (40, 718960), (43, 668800), (44, 653600), (50, 575168), (55, 522880), (64, 449350), (76, 378400), (80, 359480), (86, 334400), (88, 326800), (95, 302720), (100, 287584), (110, 261440), (128, 224675), (152, 189200), (160, 179740), (172, 167200), (176, 163400), (190, 151360), (200, 143792), (209, 137600), (215, 133760), (220, 130720), (275, 104576), (304, 94600), (320, 89870), (344, 83600), (352, 81700), (380, 75680), (400, 71896), (418, 68800), (430, 66880), (440, 65360), (473, 60800), (475, 60544), (550, 52288), (608, 47300), (640, 44935), (688, 41800), (704, 40850), (760, 37840), (800, 35948), (817, 35200), (836, 34400), (860, 33440), (880, 32680), (946, 30400), (950, 30272), (1045, 27520), (1075, 26752), (1100, 26144), (1216, 23650), (1376, 20900), (1408, 20425), (1520, 18920), (1600, 17974), (1634, 17600), (1672, 17200), (1720, 16720), (1760, 16340), (1892, 15200), (1900, 15136), (2090, 13760), (2150, 13376), (2200, 13072), (2365, 12160), (2432, 11825), (2752, 10450), (3040, 9460), (3200, 8987), (3268, 8800), (3344, 8600), (3440, 8360), (3520, 8170), (3784, 7600), (3800, 7568), (4085, 7040), (4180, 6880), (4300, 6688), (4400, 6536), (4730, 6080), (5225, 5504)]