161381440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 168

約数和(自身を含む): 445934592

約数和(自身を除く): 284553152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 127, 152, 160, 176, 190, 209, 220, 254, 304, 320, 352, 361, 380, 418, 440, 508, 608, 635, 704, 722, 760, 836, 880, 1016, 1045, 1216, 1270, 1397, 1444, 1520, 1672, 1760, 1805, 2032, 2090, 2413, 2540, 2794, 2888, 3040, 3344, 3520, 3610, 3971, 4064, 4180, 4826, 5080, 5588, 5776, 6080, 6688, 6985, 7220, 7942, 8128, 8360, 9652, 10160, 11176, 11552, 12065, 13376, 13970, 14440, 15884, 16720, 19304, 19855, 20320, 22352, 23104, 24130, 26543, 27940, 28880, 31768, 33440, 38608, 39710, 40640, 44704, 45847, 48260, 53086, 55880, 57760, 63536, 66880, 77216, 79420, 89408, 91694, 96520, 106172, 111760, 115520, 127072, 132715, 154432, 158840, 183388, 193040, 212344, 223520, 229235, 254144, 265430, 317680, 366776, 386080, 424688, 447040, 458470, 504317, 530860, 635360, 733552, 772160, 849376, 916940, 1008634, 1061720, 1270720, 1467104, 1698752, 1833880, 2017268, 2123440, 2521585, 2934208, 3667760, 4034536, 4246880, 5043170, 7335520, 8069072, 8493760, 10086340, 14671040, 16138144, 20172680, 32276288, 40345360, 80690720, 161381440]

約数ペア:

[(1, 161381440), (2, 80690720), (4, 40345360), (5, 32276288), (8, 20172680), (10, 16138144), (11, 14671040), (16, 10086340), (19, 8493760), (20, 8069072), (22, 7335520), (32, 5043170), (38, 4246880), (40, 4034536), (44, 3667760), (55, 2934208), (64, 2521585), (76, 2123440), (80, 2017268), (88, 1833880), (95, 1698752), (110, 1467104), (127, 1270720), (152, 1061720), (160, 1008634), (176, 916940), (190, 849376), (209, 772160), (220, 733552), (254, 635360), (304, 530860), (320, 504317), (352, 458470), (361, 447040), (380, 424688), (418, 386080), (440, 366776), (508, 317680), (608, 265430), (635, 254144), (704, 229235), (722, 223520), (760, 212344), (836, 193040), (880, 183388), (1016, 158840), (1045, 154432), (1216, 132715), (1270, 127072), (1397, 115520), (1444, 111760), (1520, 106172), (1672, 96520), (1760, 91694), (1805, 89408), (2032, 79420), (2090, 77216), (2413, 66880), (2540, 63536), (2794, 57760), (2888, 55880), (3040, 53086), (3344, 48260), (3520, 45847), (3610, 44704), (3971, 40640), (4064, 39710), (4180, 38608), (4826, 33440), (5080, 31768), (5588, 28880), (5776, 27940), (6080, 26543), (6688, 24130), (6985, 23104), (7220, 22352), (7942, 20320), (8128, 19855), (8360, 19304), (9652, 16720), (10160, 15884), (11176, 14440), (11552, 13970), (12065, 13376)]