138866608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 301694976

約数和(自身を除く): 162828368

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 43, 62, 68, 86, 124, 136, 172, 248, 272, 344, 383, 496, 527, 688, 731, 766, 1054, 1333, 1462, 1532, 2108, 2666, 2924, 3064, 4216, 5332, 5848, 6128, 6511, 8432, 10664, 11696, 11873, 13022, 16469, 21328, 22661, 23746, 26044, 32938, 45322, 47492, 52088, 65876, 90644, 94984, 104176, 131752, 181288, 189968, 201841, 263504, 279973, 362576, 403682, 510539, 559946, 807364, 1021078, 1119892, 1614728, 2042156, 2239784, 3229456, 4084312, 4479568, 8168624, 8679163, 17358326, 34716652, 69433304, 138866608]

約数ペア:

[(1, 138866608), (2, 69433304), (4, 34716652), (8, 17358326), (16, 8679163), (17, 8168624), (31, 4479568), (34, 4084312), (43, 3229456), (62, 2239784), (68, 2042156), (86, 1614728), (124, 1119892), (136, 1021078), (172, 807364), (248, 559946), (272, 510539), (344, 403682), (383, 362576), (496, 279973), (527, 263504), (688, 201841), (731, 189968), (766, 181288), (1054, 131752), (1333, 104176), (1462, 94984), (1532, 90644), (2108, 65876), (2666, 52088), (2924, 47492), (3064, 45322), (4216, 32938), (5332, 26044), (5848, 23746), (6128, 22661), (6511, 21328), (8432, 16469), (10664, 13022), (11696, 11873)]