211780968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2619

約数の個数: 128

約数和(自身を含む): 663033600

約数和(自身を除く): 451252632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 29, 34, 42, 51, 56, 58, 68, 84, 87, 102, 116, 119, 136, 168, 174, 203, 204, 232, 238, 348, 357, 406, 408, 476, 493, 609, 696, 714, 812, 952, 986, 1218, 1428, 1479, 1624, 1972, 2436, 2557, 2856, 2958, 3451, 3944, 4872, 5114, 5916, 6902, 7671, 10228, 10353, 11832, 13804, 15342, 17899, 20456, 20706, 27608, 30684, 35798, 41412, 43469, 53697, 61368, 71596, 74153, 82824, 86938, 107394, 130407, 143192, 148306, 173876, 214788, 222459, 260814, 296612, 304283, 347752, 429576, 444918, 519071, 521628, 593224, 608566, 889836, 912849, 1038142, 1043256, 1217132, 1260601, 1557213, 1779672, 1825698, 2076284, 2434264, 2521202, 3114426, 3651396, 3781803, 4152568, 5042404, 6228852, 7302792, 7563606, 8824207, 10084808, 12457704, 15127212, 17648414, 26472621, 30254424, 35296828, 52945242, 70593656, 105890484, 211780968]

約数ペア:

[(1, 211780968), (2, 105890484), (3, 70593656), (4, 52945242), (6, 35296828), (7, 30254424), (8, 26472621), (12, 17648414), (14, 15127212), (17, 12457704), (21, 10084808), (24, 8824207), (28, 7563606), (29, 7302792), (34, 6228852), (42, 5042404), (51, 4152568), (56, 3781803), (58, 3651396), (68, 3114426), (84, 2521202), (87, 2434264), (102, 2076284), (116, 1825698), (119, 1779672), (136, 1557213), (168, 1260601), (174, 1217132), (203, 1043256), (204, 1038142), (232, 912849), (238, 889836), (348, 608566), (357, 593224), (406, 521628), (408, 519071), (476, 444918), (493, 429576), (609, 347752), (696, 304283), (714, 296612), (812, 260814), (952, 222459), (986, 214788), (1218, 173876), (1428, 148306), (1479, 143192), (1624, 130407), (1972, 107394), (2436, 86938), (2557, 82824), (2856, 74153), (2958, 71596), (3451, 61368), (3944, 53697), (4872, 43469), (5114, 41412), (5916, 35798), (6902, 30684), (7671, 27608), (10228, 20706), (10353, 20456), (11832, 17899), (13804, 15342)]