149878288

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 343977984

約数和(自身を除く): 194099696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 127, 164, 254, 257, 287, 328, 508, 514, 574, 656, 889, 1016, 1028, 1148, 1778, 1799, 2032, 2056, 2296, 3556, 3598, 4112, 4592, 5207, 7112, 7196, 10414, 10537, 14224, 14392, 20828, 21074, 28784, 32639, 36449, 41656, 42148, 65278, 72898, 73759, 83312, 84296, 130556, 145796, 147518, 168592, 228473, 261112, 291592, 295036, 456946, 522224, 583184, 590072, 913892, 1180144, 1338199, 1827784, 2676398, 3655568, 5352796, 9367393, 10705592, 18734786, 21411184, 37469572, 74939144, 149878288]

約数ペア:

[(1, 149878288), (2, 74939144), (4, 37469572), (7, 21411184), (8, 18734786), (14, 10705592), (16, 9367393), (28, 5352796), (41, 3655568), (56, 2676398), (82, 1827784), (112, 1338199), (127, 1180144), (164, 913892), (254, 590072), (257, 583184), (287, 522224), (328, 456946), (508, 295036), (514, 291592), (574, 261112), (656, 228473), (889, 168592), (1016, 147518), (1028, 145796), (1148, 130556), (1778, 84296), (1799, 83312), (2032, 73759), (2056, 72898), (2296, 65278), (3556, 42148), (3598, 41656), (4112, 36449), (4592, 32639), (5207, 28784), (7112, 21074), (7196, 20828), (10414, 14392), (10537, 14224)]