251478864

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6434

約数の個数: 160

約数和(自身を含む): 888554240

約数和(自身を除く): 637075376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 234, 252, 273, 312, 336, 351, 364, 378, 432, 468, 504, 546, 624, 702, 728, 756, 819, 936, 1008, 1092, 1404, 1456, 1512, 1638, 1872, 2184, 2457, 2808, 3024, 3276, 4368, 4914, 5616, 6397, 6552, 9828, 12794, 13104, 19191, 19656, 25588, 38382, 39312, 44779, 51176, 57573, 76764, 83161, 89558, 102352, 115146, 134337, 153528, 166322, 172719, 179116, 230292, 249483, 268674, 307056, 332644, 345438, 358232, 403011, 460584, 498966, 537348, 582127, 665288, 690876, 716464, 748449, 806022, 921168, 997932, 1074696, 1164254, 1209033, 1330576, 1381752, 1496898, 1612044, 1746381, 1995864, 2149392, 2245347, 2328508, 2418066, 2763504, 2993796, 3224088, 3492762, 3991728, 4490694, 4657016, 4836132, 5239143, 5987592, 6448176, 6985524, 8981388, 9314032, 9672264, 10478286, 11975184, 13971048, 15717429, 17962776, 19344528, 20956572, 27942096, 31434858, 35925552, 41913144, 62869716, 83826288, 125739432, 251478864]

約数ペア:

[(1, 251478864), (2, 125739432), (3, 83826288), (4, 62869716), (6, 41913144), (7, 35925552), (8, 31434858), (9, 27942096), (12, 20956572), (13, 19344528), (14, 17962776), (16, 15717429), (18, 13971048), (21, 11975184), (24, 10478286), (26, 9672264), (27, 9314032), (28, 8981388), (36, 6985524), (39, 6448176), (42, 5987592), (48, 5239143), (52, 4836132), (54, 4657016), (56, 4490694), (63, 3991728), (72, 3492762), (78, 3224088), (84, 2993796), (91, 2763504), (104, 2418066), (108, 2328508), (112, 2245347), (117, 2149392), (126, 1995864), (144, 1746381), (156, 1612044), (168, 1496898), (182, 1381752), (189, 1330576), (208, 1209033), (216, 1164254), (234, 1074696), (252, 997932), (273, 921168), (312, 806022), (336, 748449), (351, 716464), (364, 690876), (378, 665288), (432, 582127), (468, 537348), (504, 498966), (546, 460584), (624, 403011), (702, 358232), (728, 345438), (756, 332644), (819, 307056), (936, 268674), (1008, 249483), (1092, 230292), (1404, 179116), (1456, 172719), (1512, 166322), (1638, 153528), (1872, 134337), (2184, 115146), (2457, 102352), (2808, 89558), (3024, 83161), (3276, 76764), (4368, 57573), (4914, 51176), (5616, 44779), (6397, 39312), (6552, 38382), (9828, 25588), (12794, 19656), (13104, 19191)]