2013335680

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:702

約数の個数: 128

約数和(自身を含む): 4968216000

約数和(自身を除く): 2954880320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 149, 160, 172, 215, 298, 320, 344, 430, 491, 596, 640, 688, 745, 860, 982, 1192, 1376, 1490, 1720, 1964, 2384, 2455, 2752, 2980, 3440, 3928, 4768, 4910, 5504, 5960, 6407, 6880, 7856, 9536, 9820, 11920, 12814, 13760, 15712, 19072, 19640, 21113, 23840, 25628, 27520, 31424, 32035, 39280, 42226, 47680, 51256, 62848, 64070, 73159, 78560, 84452, 95360, 102512, 105565, 128140, 146318, 157120, 168904, 205024, 211130, 256280, 292636, 314240, 337808, 365795, 410048, 422260, 512560, 585272, 675616, 731590, 820096, 844520, 1025120, 1170544, 1351232, 1463180, 1689040, 2050240, 2341088, 2702464, 2926360, 3145837, 3378080, 4100480, 4682176, 5852720, 6291674, 6756160, 9364352, 11705440, 12583348, 13512320, 15729185, 23410880, 25166696, 31458370, 46821760, 50333392, 62916740, 100666784, 125833480, 201333568, 251666960, 402667136, 503333920, 1006667840, 2013335680]

約数ペア:

[(1, 2013335680), (2, 1006667840), (4, 503333920), (5, 402667136), (8, 251666960), (10, 201333568), (16, 125833480), (20, 100666784), (32, 62916740), (40, 50333392), (43, 46821760), (64, 31458370), (80, 25166696), (86, 23410880), (128, 15729185), (149, 13512320), (160, 12583348), (172, 11705440), (215, 9364352), (298, 6756160), (320, 6291674), (344, 5852720), (430, 4682176), (491, 4100480), (596, 3378080), (640, 3145837), (688, 2926360), (745, 2702464), (860, 2341088), (982, 2050240), (1192, 1689040), (1376, 1463180), (1490, 1351232), (1720, 1170544), (1964, 1025120), (2384, 844520), (2455, 820096), (2752, 731590), (2980, 675616), (3440, 585272), (3928, 512560), (4768, 422260), (4910, 410048), (5504, 365795), (5960, 337808), (6407, 314240), (6880, 292636), (7856, 256280), (9536, 211130), (9820, 205024), (11920, 168904), (12814, 157120), (13760, 146318), (15712, 128140), (19072, 105565), (19640, 102512), (21113, 95360), (23840, 84452), (25628, 78560), (27520, 73159), (31424, 64070), (32035, 62848), (39280, 51256), (42226, 47680)]