257701392

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{45887}}^1$

素因数の和:45917

約数の個数: 80

約数和(自身を含む): 796615680

約数和(自身を除く): 538914288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 45887, 91774, 137661, 183548, 275322, 367096, 412983, 550644, 596531, 734192, 825966, 1101288, 1193062, 1238949, 1651932, 1789593, 2202576, 2386124, 2477898, 3303864, 3579186, 4772248, 4955796, 5368779, 6607728, 7158372, 9544496, 9911592, 10737558, 14316744, 16106337, 19823184, 21475116, 28633488, 32212674, 42950232, 64425348, 85900464, 128850696, 257701392]

約数ペア:

[(1, 257701392), (2, 128850696), (3, 85900464), (4, 64425348), (6, 42950232), (8, 32212674), (9, 28633488), (12, 21475116), (13, 19823184), (16, 16106337), (18, 14316744), (24, 10737558), (26, 9911592), (27, 9544496), (36, 7158372), (39, 6607728), (48, 5368779), (52, 4955796), (54, 4772248), (72, 3579186), (78, 3303864), (104, 2477898), (108, 2386124), (117, 2202576), (144, 1789593), (156, 1651932), (208, 1238949), (216, 1193062), (234, 1101288), (312, 825966), (351, 734192), (432, 596531), (468, 550644), (624, 412983), (702, 367096), (936, 275322), (1404, 183548), (1872, 137661), (2808, 91774), (5616, 45887)]