68264960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 88

約数和(自身を含む): 167035200

約数和(自身を除く): 98770240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 199, 256, 268, 320, 335, 398, 512, 536, 640, 670, 796, 995, 1024, 1072, 1280, 1340, 1592, 1990, 2144, 2560, 2680, 3184, 3980, 4288, 5120, 5360, 6368, 7960, 8576, 10720, 12736, 13333, 15920, 17152, 21440, 25472, 26666, 31840, 34304, 42880, 50944, 53332, 63680, 66665, 68608, 85760, 101888, 106664, 127360, 133330, 171520, 203776, 213328, 254720, 266660, 343040, 426656, 509440, 533320, 853312, 1018880, 1066640, 1706624, 2133280, 3413248, 4266560, 6826496, 8533120, 13652992, 17066240, 34132480, 68264960]

約数ペア:

[(1, 68264960), (2, 34132480), (4, 17066240), (5, 13652992), (8, 8533120), (10, 6826496), (16, 4266560), (20, 3413248), (32, 2133280), (40, 1706624), (64, 1066640), (67, 1018880), (80, 853312), (128, 533320), (134, 509440), (160, 426656), (199, 343040), (256, 266660), (268, 254720), (320, 213328), (335, 203776), (398, 171520), (512, 133330), (536, 127360), (640, 106664), (670, 101888), (796, 85760), (995, 68608), (1024, 66665), (1072, 63680), (1280, 53332), (1340, 50944), (1592, 42880), (1990, 34304), (2144, 31840), (2560, 26666), (2680, 25472), (3184, 21440), (3980, 17152), (4288, 15920), (5120, 13333), (5360, 12736), (6368, 10720), (7960, 8576)]