98686720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 265491072

約数和(自身を除く): 166804352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 160, 163, 172, 176, 215, 220, 256, 320, 326, 344, 352, 430, 440, 473, 640, 652, 688, 704, 815, 860, 880, 946, 1280, 1304, 1376, 1408, 1630, 1720, 1760, 1793, 1892, 2365, 2608, 2752, 2816, 3260, 3440, 3520, 3586, 3784, 4730, 5216, 5504, 6520, 6880, 7009, 7040, 7172, 7568, 8965, 9460, 10432, 11008, 13040, 13760, 14018, 14080, 14344, 15136, 17930, 18920, 20864, 26080, 27520, 28036, 28688, 30272, 35045, 35860, 37840, 41728, 52160, 55040, 56072, 57376, 60544, 70090, 71720, 75680, 77099, 104320, 112144, 114752, 121088, 140180, 143440, 151360, 154198, 208640, 224288, 229504, 280360, 286880, 302720, 308396, 385495, 448576, 459008, 560720, 573760, 605440, 616792, 770990, 897152, 1121440, 1147520, 1233584, 1541980, 1794304, 2242880, 2295040, 2467168, 3083960, 4485760, 4934336, 6167920, 8971520, 9868672, 12335840, 19737344, 24671680, 49343360, 98686720]

約数ペア:

[(1, 98686720), (2, 49343360), (4, 24671680), (5, 19737344), (8, 12335840), (10, 9868672), (11, 8971520), (16, 6167920), (20, 4934336), (22, 4485760), (32, 3083960), (40, 2467168), (43, 2295040), (44, 2242880), (55, 1794304), (64, 1541980), (80, 1233584), (86, 1147520), (88, 1121440), (110, 897152), (128, 770990), (160, 616792), (163, 605440), (172, 573760), (176, 560720), (215, 459008), (220, 448576), (256, 385495), (320, 308396), (326, 302720), (344, 286880), (352, 280360), (430, 229504), (440, 224288), (473, 208640), (640, 154198), (652, 151360), (688, 143440), (704, 140180), (815, 121088), (860, 114752), (880, 112144), (946, 104320), (1280, 77099), (1304, 75680), (1376, 71720), (1408, 70090), (1630, 60544), (1720, 57376), (1760, 56072), (1793, 55040), (1892, 52160), (2365, 41728), (2608, 37840), (2752, 35860), (2816, 35045), (3260, 30272), (3440, 28688), (3520, 28036), (3586, 27520), (3784, 26080), (4730, 20864), (5216, 18920), (5504, 17930), (6520, 15136), (6880, 14344), (7009, 14080), (7040, 14018), (7172, 13760), (7568, 13040), (8965, 11008), (9460, 10432)]