28020484352

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 216

約数和(自身を含む): 67515674688

約数和(自身を除く): 39495190336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 53, 56, 62, 64, 106, 112, 124, 128, 212, 217, 224, 248, 256, 307, 371, 424, 434, 448, 496, 614, 742, 848, 868, 896, 961, 992, 1228, 1484, 1643, 1696, 1736, 1792, 1922, 1984, 2149, 2456, 2968, 3286, 3392, 3472, 3844, 3968, 4298, 4912, 5936, 6572, 6727, 6784, 6944, 7688, 7936, 8596, 9517, 9824, 11501, 11872, 13144, 13454, 13568, 13888, 15376, 16271, 17192, 19034, 19648, 23002, 23744, 26288, 26908, 27776, 30752, 32542, 34384, 38068, 39296, 46004, 47488, 50933, 52576, 53816, 55552, 61504, 65084, 66619, 68768, 76136, 78592, 92008, 94976, 101866, 105152, 107632, 113897, 123008, 130168, 133238, 137536, 152272, 184016, 203732, 210304, 215264, 227794, 246016, 260336, 266476, 275072, 295027, 304544, 356531, 368032, 407464, 420608, 430528, 455588, 504401, 520672, 532952, 550144, 590054, 609088, 713062, 736064, 814928, 861056, 911176, 1008802, 1041344, 1065904, 1180108, 1218176, 1426124, 1472128, 1629856, 1722112, 1822352, 2017604, 2065189, 2082688, 2131808, 2360216, 2436352, 2852248, 2944256, 3259712, 3530807, 3644704, 4035208, 4130378, 4165376, 4263616, 4720432, 5704496, 6519424, 7061614, 7289408, 8070416, 8260756, 8527232, 9440864, 11408992, 13038848, 14123228, 14578816, 15636431, 16140832, 16521512, 17054464, 18881728, 22817984, 28246456, 29157632, 31272862, 32281664, 33043024, 37763456, 45635968, 56492912, 62545724, 64563328, 66086048, 75526912, 91271936, 109455017, 112985824, 125091448, 129126656, 132172096, 218910034, 225971648, 250182896, 264344192, 437820068, 451943296, 500365792, 528688384, 875640136, 903886592, 1000731584, 1751280272, 2001463168, 3502560544, 4002926336, 7005121088, 14010242176, 28020484352]

約数ペア:

[(1, 28020484352), (2, 14010242176), (4, 7005121088), (7, 4002926336), (8, 3502560544), (14, 2001463168), (16, 1751280272), (28, 1000731584), (31, 903886592), (32, 875640136), (53, 528688384), (56, 500365792), (62, 451943296), (64, 437820068), (106, 264344192), (112, 250182896), (124, 225971648), (128, 218910034), (212, 132172096), (217, 129126656), (224, 125091448), (248, 112985824), (256, 109455017), (307, 91271936), (371, 75526912), (424, 66086048), (434, 64563328), (448, 62545724), (496, 56492912), (614, 45635968), (742, 37763456), (848, 33043024), (868, 32281664), (896, 31272862), (961, 29157632), (992, 28246456), (1228, 22817984), (1484, 18881728), (1643, 17054464), (1696, 16521512), (1736, 16140832), (1792, 15636431), (1922, 14578816), (1984, 14123228), (2149, 13038848), (2456, 11408992), (2968, 9440864), (3286, 8527232), (3392, 8260756), (3472, 8070416), (3844, 7289408), (3968, 7061614), (4298, 6519424), (4912, 5704496), (5936, 4720432), (6572, 4263616), (6727, 4165376), (6784, 4130378), (6944, 4035208), (7688, 3644704), (7936, 3530807), (8596, 3259712), (9517, 2944256), (9824, 2852248), (11501, 2436352), (11872, 2360216), (13144, 2131808), (13454, 2082688), (13568, 2065189), (13888, 2017604), (15376, 1822352), (16271, 1722112), (17192, 1629856), (19034, 1472128), (19648, 1426124), (23002, 1218176), (23744, 1180108), (26288, 1065904), (26908, 1041344), (27776, 1008802), (30752, 911176), (32542, 861056), (34384, 814928), (38068, 736064), (39296, 713062), (46004, 609088), (47488, 590054), (50933, 550144), (52576, 532952), (53816, 520672), (55552, 504401), (61504, 455588), (65084, 430528), (66619, 420608), (68768, 407464), (76136, 368032), (78592, 356531), (92008, 304544), (94976, 295027), (101866, 275072), (105152, 266476), (107632, 260336), (113897, 246016), (123008, 227794), (130168, 215264), (133238, 210304), (137536, 203732), (152272, 184016)]