68456000

素因数分解:

$2^6\times 5^3\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 112

約数和(自身を含む): 174345600

約数和(自身を除く): 105889600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 125, 160, 172, 199, 200, 215, 250, 320, 344, 398, 400, 430, 500, 688, 796, 800, 860, 995, 1000, 1075, 1376, 1592, 1600, 1720, 1990, 2000, 2150, 2752, 3184, 3440, 3980, 4000, 4300, 4975, 5375, 6368, 6880, 7960, 8000, 8557, 8600, 9950, 10750, 12736, 13760, 15920, 17114, 17200, 19900, 21500, 24875, 31840, 34228, 34400, 39800, 42785, 43000, 49750, 63680, 68456, 68800, 79600, 85570, 86000, 99500, 136912, 159200, 171140, 172000, 199000, 213925, 273824, 318400, 342280, 344000, 398000, 427850, 547648, 684560, 796000, 855700, 1069625, 1369120, 1592000, 1711400, 2139250, 2738240, 3422800, 4278500, 6845600, 8557000, 13691200, 17114000, 34228000, 68456000]

約数ペア:

[(1, 68456000), (2, 34228000), (4, 17114000), (5, 13691200), (8, 8557000), (10, 6845600), (16, 4278500), (20, 3422800), (25, 2738240), (32, 2139250), (40, 1711400), (43, 1592000), (50, 1369120), (64, 1069625), (80, 855700), (86, 796000), (100, 684560), (125, 547648), (160, 427850), (172, 398000), (199, 344000), (200, 342280), (215, 318400), (250, 273824), (320, 213925), (344, 199000), (398, 172000), (400, 171140), (430, 159200), (500, 136912), (688, 99500), (796, 86000), (800, 85570), (860, 79600), (995, 68800), (1000, 68456), (1075, 63680), (1376, 49750), (1592, 43000), (1600, 42785), (1720, 39800), (1990, 34400), (2000, 34228), (2150, 31840), (2752, 24875), (3184, 21500), (3440, 19900), (3980, 17200), (4000, 17114), (4300, 15920), (4975, 13760), (5375, 12736), (6368, 10750), (6880, 9950), (7960, 8600), (8000, 8557)]