646989672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11923}}^1$

素因数の和:11975

約数の個数: 128

約数和(自身を含む): 2060467200

約数和(自身を除く): 1413477528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 19, 21, 24, 28, 34, 38, 42, 51, 56, 57, 68, 76, 84, 102, 114, 119, 133, 136, 152, 168, 204, 228, 238, 266, 323, 357, 399, 408, 456, 476, 532, 646, 714, 798, 952, 969, 1064, 1292, 1428, 1596, 1938, 2261, 2584, 2856, 3192, 3876, 4522, 6783, 7752, 9044, 11923, 13566, 18088, 23846, 27132, 35769, 47692, 54264, 71538, 83461, 95384, 143076, 166922, 202691, 226537, 250383, 286152, 333844, 405382, 453074, 500766, 608073, 667688, 679611, 810764, 906148, 1001532, 1216146, 1359222, 1418837, 1585759, 1621528, 1812296, 2003064, 2432292, 2718444, 2837674, 3171518, 3851129, 4256511, 4757277, 4864584, 5436888, 5675348, 6343036, 7702258, 8513022, 9514554, 11350696, 11553387, 12686072, 15404516, 17026044, 19029108, 23106774, 26957903, 30809032, 34052088, 38058216, 46213548, 53915806, 80873709, 92427096, 107831612, 161747418, 215663224, 323494836, 646989672]

約数ペア:

[(1, 646989672), (2, 323494836), (3, 215663224), (4, 161747418), (6, 107831612), (7, 92427096), (8, 80873709), (12, 53915806), (14, 46213548), (17, 38058216), (19, 34052088), (21, 30809032), (24, 26957903), (28, 23106774), (34, 19029108), (38, 17026044), (42, 15404516), (51, 12686072), (56, 11553387), (57, 11350696), (68, 9514554), (76, 8513022), (84, 7702258), (102, 6343036), (114, 5675348), (119, 5436888), (133, 4864584), (136, 4757277), (152, 4256511), (168, 3851129), (204, 3171518), (228, 2837674), (238, 2718444), (266, 2432292), (323, 2003064), (357, 1812296), (399, 1621528), (408, 1585759), (456, 1418837), (476, 1359222), (532, 1216146), (646, 1001532), (714, 906148), (798, 810764), (952, 679611), (969, 667688), (1064, 608073), (1292, 500766), (1428, 453074), (1596, 405382), (1938, 333844), (2261, 286152), (2584, 250383), (2856, 226537), (3192, 202691), (3876, 166922), (4522, 143076), (6783, 95384), (7752, 83461), (9044, 71538), (11923, 54264), (13566, 47692), (18088, 35769), (23846, 27132)]