289222472

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 707097600

約数和(自身を除く): 417875128

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 61, 77, 86, 88, 122, 154, 172, 179, 244, 301, 308, 344, 358, 427, 473, 488, 602, 616, 671, 716, 854, 946, 1204, 1253, 1342, 1432, 1708, 1892, 1969, 2408, 2506, 2623, 2684, 3311, 3416, 3784, 3938, 4697, 5012, 5246, 5368, 6622, 7697, 7876, 9394, 10024, 10492, 10919, 13244, 13783, 15394, 15752, 18361, 18788, 20984, 21838, 26488, 27566, 28853, 30788, 36722, 37576, 43676, 53879, 55132, 57706, 61576, 73444, 76433, 84667, 87352, 107758, 110264, 115412, 120109, 146888, 152866, 169334, 201971, 215516, 230824, 240218, 305732, 338668, 403942, 431032, 469517, 480436, 592669, 611464, 677336, 807884, 840763, 939034, 960872, 1185338, 1615768, 1681526, 1878068, 2370676, 3286619, 3363052, 3756136, 4741352, 5164687, 6573238, 6726104, 10329374, 13146476, 20658748, 26292952, 36152809, 41317496, 72305618, 144611236, 289222472]

約数ペア:

[(1, 289222472), (2, 144611236), (4, 72305618), (7, 41317496), (8, 36152809), (11, 26292952), (14, 20658748), (22, 13146476), (28, 10329374), (43, 6726104), (44, 6573238), (56, 5164687), (61, 4741352), (77, 3756136), (86, 3363052), (88, 3286619), (122, 2370676), (154, 1878068), (172, 1681526), (179, 1615768), (244, 1185338), (301, 960872), (308, 939034), (344, 840763), (358, 807884), (427, 677336), (473, 611464), (488, 592669), (602, 480436), (616, 469517), (671, 431032), (716, 403942), (854, 338668), (946, 305732), (1204, 240218), (1253, 230824), (1342, 215516), (1432, 201971), (1708, 169334), (1892, 152866), (1969, 146888), (2408, 120109), (2506, 115412), (2623, 110264), (2684, 107758), (3311, 87352), (3416, 84667), (3784, 76433), (3938, 73444), (4697, 61576), (5012, 57706), (5246, 55132), (5368, 53879), (6622, 43676), (7697, 37576), (7876, 36722), (9394, 30788), (10024, 28853), (10492, 27566), (10919, 26488), (13244, 21838), (13783, 20984), (15394, 18788), (15752, 18361)]