290097808

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 769950720

約数和(自身を除く): 479852912

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 59, 77, 88, 91, 104, 112, 118, 143, 154, 176, 182, 208, 236, 286, 307, 308, 364, 413, 472, 572, 614, 616, 649, 728, 767, 826, 944, 1001, 1144, 1228, 1232, 1298, 1456, 1534, 1652, 2002, 2149, 2288, 2456, 2596, 3068, 3304, 3377, 3991, 4004, 4298, 4543, 4912, 5192, 5369, 6136, 6608, 6754, 7982, 8008, 8437, 8596, 9086, 10384, 10738, 12272, 13508, 15964, 16016, 16874, 17192, 18113, 18172, 21476, 23639, 27016, 27937, 31928, 33748, 34384, 36226, 36344, 42952, 43901, 47278, 54032, 55874, 59059, 63856, 67496, 72452, 72688, 85904, 87802, 94556, 111748, 118118, 126791, 134992, 144904, 175604, 189112, 199243, 223496, 235469, 236236, 253582, 289808, 307307, 351208, 378224, 398486, 446992, 470938, 472472, 507164, 614614, 702416, 796972, 941876, 944944, 1014328, 1229228, 1394701, 1593944, 1648283, 1883752, 2028656, 2458456, 2590159, 2789402, 3187888, 3296566, 3767504, 4916912, 5180318, 5578804, 6593132, 10360636, 11157608, 13186264, 18131113, 20721272, 22315216, 26372528, 36262226, 41442544, 72524452, 145048904, 290097808]

約数ペア:

[(1, 290097808), (2, 145048904), (4, 72524452), (7, 41442544), (8, 36262226), (11, 26372528), (13, 22315216), (14, 20721272), (16, 18131113), (22, 13186264), (26, 11157608), (28, 10360636), (44, 6593132), (52, 5578804), (56, 5180318), (59, 4916912), (77, 3767504), (88, 3296566), (91, 3187888), (104, 2789402), (112, 2590159), (118, 2458456), (143, 2028656), (154, 1883752), (176, 1648283), (182, 1593944), (208, 1394701), (236, 1229228), (286, 1014328), (307, 944944), (308, 941876), (364, 796972), (413, 702416), (472, 614614), (572, 507164), (614, 472472), (616, 470938), (649, 446992), (728, 398486), (767, 378224), (826, 351208), (944, 307307), (1001, 289808), (1144, 253582), (1228, 236236), (1232, 235469), (1298, 223496), (1456, 199243), (1534, 189112), (1652, 175604), (2002, 144904), (2149, 134992), (2288, 126791), (2456, 118118), (2596, 111748), (3068, 94556), (3304, 87802), (3377, 85904), (3991, 72688), (4004, 72452), (4298, 67496), (4543, 63856), (4912, 59059), (5192, 55874), (5369, 54032), (6136, 47278), (6608, 43901), (6754, 42952), (7982, 36344), (8008, 36226), (8437, 34384), (8596, 33748), (9086, 31928), (10384, 27937), (10738, 27016), (12272, 23639), (13508, 21476), (15964, 18172), (16016, 18113), (16874, 17192)]