290767984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 623397600

約数和(自身を除く): 332629616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 113, 139, 178, 208, 226, 278, 356, 452, 556, 712, 904, 1112, 1157, 1424, 1469, 1807, 1808, 2224, 2314, 2938, 3614, 4628, 5876, 7228, 9256, 10057, 11752, 12371, 14456, 15707, 18512, 20114, 23504, 24742, 28912, 31414, 40228, 49484, 62828, 80456, 98968, 125656, 130741, 160823, 160912, 197936, 204191, 251312, 261482, 321646, 408382, 522964, 643292, 816764, 1045928, 1286584, 1397923, 1633528, 2091856, 2573168, 2795846, 3267056, 5591692, 11183384, 18172999, 22366768, 36345998, 72691996, 145383992, 290767984]

約数ペア:

[(1, 290767984), (2, 145383992), (4, 72691996), (8, 36345998), (13, 22366768), (16, 18172999), (26, 11183384), (52, 5591692), (89, 3267056), (104, 2795846), (113, 2573168), (139, 2091856), (178, 1633528), (208, 1397923), (226, 1286584), (278, 1045928), (356, 816764), (452, 643292), (556, 522964), (712, 408382), (904, 321646), (1112, 261482), (1157, 251312), (1424, 204191), (1469, 197936), (1807, 160912), (1808, 160823), (2224, 130741), (2314, 125656), (2938, 98968), (3614, 80456), (4628, 62828), (5876, 49484), (7228, 40228), (9256, 31414), (10057, 28912), (11752, 24742), (12371, 23504), (14456, 20114), (15707, 18512)]