20215005272

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:710

約数の個数: 192

約数和(自身を含む): 49297248000

約数和(自身を除く): 29082242728

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 59, 77, 88, 98, 118, 154, 181, 196, 236, 308, 362, 392, 413, 439, 472, 539, 616, 649, 724, 826, 878, 1078, 1267, 1298, 1448, 1652, 1756, 1991, 2156, 2534, 2596, 2891, 3073, 3304, 3512, 3982, 4312, 4543, 4829, 5068, 5192, 5782, 6146, 7964, 8869, 9086, 9658, 10136, 10679, 11564, 12292, 13937, 15928, 17738, 18172, 19316, 21358, 21511, 23128, 24584, 25901, 27874, 31801, 33803, 35476, 36344, 38632, 42716, 43022, 51802, 55748, 63602, 67606, 70952, 74753, 79459, 85432, 86044, 97559, 103604, 111496, 117469, 127204, 135212, 149506, 158918, 172088, 181307, 195118, 207208, 234938, 236621, 254408, 270424, 284911, 299012, 317836, 362614, 390236, 469876, 473242, 523271, 556213, 569822, 598024, 635672, 725228, 780472, 822283, 874049, 939752, 946484, 1046542, 1112426, 1139644, 1269149, 1450456, 1644566, 1748098, 1892968, 1994377, 2093084, 2224852, 2279288, 2538298, 3289132, 3496196, 3893491, 3988754, 4186168, 4449704, 4688081, 5076596, 5755981, 6118343, 6578264, 6992392, 7786982, 7977508, 9376162, 10153192, 11511962, 12236686, 13960639, 15573964, 15955016, 18752324, 23023924, 24473372, 27921278, 31147928, 32816567, 37504648, 42828401, 46047848, 48946744, 51568891, 55842556, 65633134, 85656802, 103137782, 111685112, 131266268, 171313604, 206275564, 229715969, 262532536, 342627208, 360982237, 412551128, 459431938, 721964474, 918863876, 1443928948, 1837727752, 2526875659, 2887857896, 5053751318, 10107502636, 20215005272]

約数ペア:

[(1, 20215005272), (2, 10107502636), (4, 5053751318), (7, 2887857896), (8, 2526875659), (11, 1837727752), (14, 1443928948), (22, 918863876), (28, 721964474), (44, 459431938), (49, 412551128), (56, 360982237), (59, 342627208), (77, 262532536), (88, 229715969), (98, 206275564), (118, 171313604), (154, 131266268), (181, 111685112), (196, 103137782), (236, 85656802), (308, 65633134), (362, 55842556), (392, 51568891), (413, 48946744), (439, 46047848), (472, 42828401), (539, 37504648), (616, 32816567), (649, 31147928), (724, 27921278), (826, 24473372), (878, 23023924), (1078, 18752324), (1267, 15955016), (1298, 15573964), (1448, 13960639), (1652, 12236686), (1756, 11511962), (1991, 10153192), (2156, 9376162), (2534, 7977508), (2596, 7786982), (2891, 6992392), (3073, 6578264), (3304, 6118343), (3512, 5755981), (3982, 5076596), (4312, 4688081), (4543, 4449704), (4829, 4186168), (5068, 3988754), (5192, 3893491), (5782, 3496196), (6146, 3289132), (7964, 2538298), (8869, 2279288), (9086, 2224852), (9658, 2093084), (10136, 1994377), (10679, 1892968), (11564, 1748098), (12292, 1644566), (13937, 1450456), (15928, 1269149), (17738, 1139644), (18172, 1112426), (19316, 1046542), (21358, 946484), (21511, 939752), (23128, 874049), (24584, 822283), (25901, 780472), (27874, 725228), (31801, 635672), (33803, 598024), (35476, 569822), (36344, 556213), (38632, 523271), (42716, 473242), (43022, 469876), (51802, 390236), (55748, 362614), (63602, 317836), (67606, 299012), (70952, 284911), (74753, 270424), (79459, 254408), (85432, 236621), (86044, 234938), (97559, 207208), (103604, 195118), (111496, 181307), (117469, 172088), (127204, 158918), (135212, 149506)]