77777712

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 160

約数和(自身を含む): 235699200

約数和(自身を除く): 157921488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 53, 54, 72, 79, 86, 106, 108, 129, 144, 158, 159, 172, 212, 216, 237, 258, 316, 318, 344, 387, 424, 432, 474, 477, 516, 632, 636, 688, 711, 774, 848, 948, 954, 1032, 1161, 1264, 1272, 1422, 1431, 1548, 1896, 1908, 2064, 2133, 2279, 2322, 2544, 2844, 2862, 3096, 3397, 3792, 3816, 4187, 4266, 4558, 4644, 5688, 5724, 6192, 6794, 6837, 7632, 8374, 8532, 9116, 9288, 10191, 11376, 11448, 12561, 13588, 13674, 16748, 17064, 18232, 18576, 20382, 20511, 22896, 25122, 27176, 27348, 30573, 33496, 34128, 36464, 37683, 40764, 41022, 50244, 54352, 54696, 61146, 61533, 66992, 75366, 81528, 82044, 91719, 100488, 109392, 113049, 122292, 123066, 150732, 163056, 164088, 180041, 183438, 200976, 226098, 244584, 246132, 301464, 328176, 360082, 366876, 452196, 489168, 492264, 540123, 602928, 720164, 733752, 904392, 984528, 1080246, 1440328, 1467504, 1620369, 1808784, 2160492, 2880656, 3240738, 4320984, 4861107, 6481476, 8641968, 9722214, 12962952, 19444428, 25925904, 38888856, 77777712]

約数ペア:

[(1, 77777712), (2, 38888856), (3, 25925904), (4, 19444428), (6, 12962952), (8, 9722214), (9, 8641968), (12, 6481476), (16, 4861107), (18, 4320984), (24, 3240738), (27, 2880656), (36, 2160492), (43, 1808784), (48, 1620369), (53, 1467504), (54, 1440328), (72, 1080246), (79, 984528), (86, 904392), (106, 733752), (108, 720164), (129, 602928), (144, 540123), (158, 492264), (159, 489168), (172, 452196), (212, 366876), (216, 360082), (237, 328176), (258, 301464), (316, 246132), (318, 244584), (344, 226098), (387, 200976), (424, 183438), (432, 180041), (474, 164088), (477, 163056), (516, 150732), (632, 123066), (636, 122292), (688, 113049), (711, 109392), (774, 100488), (848, 91719), (948, 82044), (954, 81528), (1032, 75366), (1161, 66992), (1264, 61533), (1272, 61146), (1422, 54696), (1431, 54352), (1548, 50244), (1896, 41022), (1908, 40764), (2064, 37683), (2133, 36464), (2279, 34128), (2322, 33496), (2544, 30573), (2844, 27348), (2862, 27176), (3096, 25122), (3397, 22896), (3792, 20511), (3816, 20382), (4187, 18576), (4266, 18232), (4558, 17064), (4644, 16748), (5688, 13674), (5724, 13588), (6192, 12561), (6794, 11448), (6837, 11376), (7632, 10191), (8374, 9288), (8532, 9116)]