15882416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 80

約数和(自身を含む): 35997696

約数和(自身を除く): 20115280

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 41, 44, 62, 71, 82, 88, 124, 142, 164, 176, 248, 284, 328, 341, 451, 496, 568, 656, 682, 781, 902, 1136, 1271, 1364, 1562, 1804, 2201, 2542, 2728, 2911, 3124, 3608, 4402, 5084, 5456, 5822, 6248, 7216, 8804, 10168, 11644, 12496, 13981, 17608, 20336, 23288, 24211, 27962, 32021, 35216, 46576, 48422, 55924, 64042, 90241, 96844, 111848, 128084, 180482, 193688, 223696, 256168, 360964, 387376, 512336, 721928, 992651, 1443856, 1985302, 3970604, 7941208, 15882416]

約数ペア:

[(1, 15882416), (2, 7941208), (4, 3970604), (8, 1985302), (11, 1443856), (16, 992651), (22, 721928), (31, 512336), (41, 387376), (44, 360964), (62, 256168), (71, 223696), (82, 193688), (88, 180482), (124, 128084), (142, 111848), (164, 96844), (176, 90241), (248, 64042), (284, 55924), (328, 48422), (341, 46576), (451, 35216), (496, 32021), (568, 27962), (656, 24211), (682, 23288), (781, 20336), (902, 17608), (1136, 13981), (1271, 12496), (1364, 11644), (1562, 10168), (1804, 8804), (2201, 7216), (2542, 6248), (2728, 5822), (2911, 5456), (3124, 5084), (3608, 4402)]