221081328

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6947}}^1$

素因数の和:6991

約数の個数: 120

約数和(自身を含む): 705611088

約数和(自身を除く): 484529760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 6947, 7956, 10608, 13894, 15912, 20841, 27788, 31824, 41682, 55576, 62523, 83364, 90311, 111152, 118099, 125046, 166728, 180622, 236198, 250092, 270933, 333456, 354297, 361244, 472396, 500184, 541866, 708594, 722488, 812799, 944792, 1000368, 1062891, 1083732, 1417188, 1444976, 1535287, 1625598, 1889584, 2125782, 2167464, 2834376, 3070574, 3251196, 4251564, 4334928, 4605861, 5668752, 6141148, 6502392, 8503128, 9211722, 12282296, 13004784, 13817583, 17006256, 18423444, 24564592, 27635166, 36846888, 55270332, 73693776, 110540664, 221081328]

約数ペア:

[(1, 221081328), (2, 110540664), (3, 73693776), (4, 55270332), (6, 36846888), (8, 27635166), (9, 24564592), (12, 18423444), (13, 17006256), (16, 13817583), (17, 13004784), (18, 12282296), (24, 9211722), (26, 8503128), (34, 6502392), (36, 6141148), (39, 5668752), (48, 4605861), (51, 4334928), (52, 4251564), (68, 3251196), (72, 3070574), (78, 2834376), (102, 2167464), (104, 2125782), (117, 1889584), (136, 1625598), (144, 1535287), (153, 1444976), (156, 1417188), (204, 1083732), (208, 1062891), (221, 1000368), (234, 944792), (272, 812799), (306, 722488), (312, 708594), (408, 541866), (442, 500184), (468, 472396), (612, 361244), (624, 354297), (663, 333456), (816, 270933), (884, 250092), (936, 236198), (1224, 180622), (1326, 166728), (1768, 125046), (1872, 118099), (1989, 111152), (2448, 90311), (2652, 83364), (3536, 62523), (3978, 55576), (5304, 41682), (6947, 31824), (7956, 27788), (10608, 20841), (13894, 15912)]