15221584

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 37140480

約数和(自身を除く): 21918896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 311, 322, 368, 437, 532, 622, 644, 874, 1064, 1244, 1288, 1748, 2128, 2177, 2488, 2576, 3059, 3496, 4354, 4976, 5909, 6118, 6992, 7153, 8708, 11818, 12236, 14306, 17416, 23636, 24472, 28612, 34832, 41363, 47272, 48944, 50071, 57224, 82726, 94544, 100142, 114448, 135907, 165452, 200284, 271814, 330904, 400568, 543628, 661808, 801136, 951349, 1087256, 1902698, 2174512, 3805396, 7610792, 15221584]

約数ペア:

[(1, 15221584), (2, 7610792), (4, 3805396), (7, 2174512), (8, 1902698), (14, 1087256), (16, 951349), (19, 801136), (23, 661808), (28, 543628), (38, 400568), (46, 330904), (56, 271814), (76, 200284), (92, 165452), (112, 135907), (133, 114448), (152, 100142), (161, 94544), (184, 82726), (266, 57224), (304, 50071), (311, 48944), (322, 47272), (368, 41363), (437, 34832), (532, 28612), (622, 24472), (644, 23636), (874, 17416), (1064, 14306), (1244, 12236), (1288, 11818), (1748, 8708), (2128, 7153), (2177, 6992), (2488, 6118), (2576, 5909), (3059, 4976), (3496, 4354)]