261397752

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^3\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 841155840

約数和(自身を除く): 579758088

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 121, 132, 147, 154, 167, 168, 196, 231, 242, 264, 294, 308, 334, 363, 392, 462, 484, 501, 539, 588, 616, 668, 726, 847, 924, 968, 1002, 1078, 1169, 1176, 1331, 1336, 1452, 1617, 1694, 1837, 1848, 2004, 2156, 2338, 2541, 2662, 2904, 3234, 3388, 3507, 3674, 3993, 4008, 4312, 4676, 5082, 5324, 5511, 5929, 6468, 6776, 7014, 7348, 7986, 8183, 9317, 9352, 10164, 10648, 11022, 11858, 12859, 12936, 14028, 14696, 15972, 16366, 17787, 18634, 20207, 20328, 22044, 23716, 24549, 25718, 27951, 28056, 31944, 32732, 35574, 37268, 38577, 40414, 44088, 47432, 49098, 51436, 55902, 60621, 65219, 65464, 71148, 74536, 77154, 80828, 90013, 98196, 102872, 111804, 121242, 130438, 141449, 142296, 154308, 161656, 180026, 195657, 196392, 222277, 223608, 242484, 260876, 270039, 282898, 308616, 360052, 391314, 424347, 444554, 484968, 521752, 540078, 565796, 666831, 720104, 782628, 848694, 889108, 990143, 1080156, 1131592, 1333662, 1555939, 1565256, 1697388, 1778216, 1980286, 2160312, 2667324, 2970429, 3111878, 3394776, 3960572, 4667817, 5334648, 5940858, 6223756, 7921144, 9335634, 10891573, 11881716, 12447512, 18671268, 21783146, 23763432, 32674719, 37342536, 43566292, 65349438, 87132584, 130698876, 261397752]

約数ペア:

[(1, 261397752), (2, 130698876), (3, 87132584), (4, 65349438), (6, 43566292), (7, 37342536), (8, 32674719), (11, 23763432), (12, 21783146), (14, 18671268), (21, 12447512), (22, 11881716), (24, 10891573), (28, 9335634), (33, 7921144), (42, 6223756), (44, 5940858), (49, 5334648), (56, 4667817), (66, 3960572), (77, 3394776), (84, 3111878), (88, 2970429), (98, 2667324), (121, 2160312), (132, 1980286), (147, 1778216), (154, 1697388), (167, 1565256), (168, 1555939), (196, 1333662), (231, 1131592), (242, 1080156), (264, 990143), (294, 889108), (308, 848694), (334, 782628), (363, 720104), (392, 666831), (462, 565796), (484, 540078), (501, 521752), (539, 484968), (588, 444554), (616, 424347), (668, 391314), (726, 360052), (847, 308616), (924, 282898), (968, 270039), (1002, 260876), (1078, 242484), (1169, 223608), (1176, 222277), (1331, 196392), (1336, 195657), (1452, 180026), (1617, 161656), (1694, 154308), (1837, 142296), (1848, 141449), (2004, 130438), (2156, 121242), (2338, 111804), (2541, 102872), (2662, 98196), (2904, 90013), (3234, 80828), (3388, 77154), (3507, 74536), (3674, 71148), (3993, 65464), (4008, 65219), (4312, 60621), (4676, 55902), (5082, 51436), (5324, 49098), (5511, 47432), (5929, 44088), (6468, 40414), (6776, 38577), (7014, 37268), (7348, 35574), (7986, 32732), (8183, 31944), (9317, 28056), (9352, 27951), (10164, 25718), (10648, 24549), (11022, 23716), (11858, 22044), (12859, 20328), (12936, 20207), (14028, 18634), (14696, 17787), (15972, 16366)]