131071968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:377

約数の個数: 144

約数和(自身を含む): 393434496

約数和(自身を除く): 262362528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 53, 62, 72, 93, 96, 106, 124, 144, 159, 186, 212, 248, 277, 279, 288, 318, 372, 424, 477, 496, 554, 558, 636, 744, 831, 848, 954, 992, 1108, 1116, 1272, 1488, 1643, 1662, 1696, 1908, 2216, 2232, 2493, 2544, 2976, 3286, 3324, 3816, 4432, 4464, 4929, 4986, 5088, 6572, 6648, 7632, 8587, 8864, 8928, 9858, 9972, 13144, 13296, 14681, 14787, 15264, 17174, 19716, 19944, 25761, 26288, 26592, 29362, 29574, 34348, 39432, 39888, 44043, 51522, 52576, 58724, 59148, 68696, 77283, 78864, 79776, 88086, 103044, 117448, 118296, 132129, 137392, 154566, 157728, 176172, 206088, 234896, 236592, 264258, 274784, 309132, 352344, 412176, 455111, 469792, 473184, 528516, 618264, 704688, 824352, 910222, 1057032, 1236528, 1365333, 1409376, 1820444, 2114064, 2473056, 2730666, 3640888, 4095999, 4228128, 5461332, 7281776, 8191998, 10922664, 14563552, 16383996, 21845328, 32767992, 43690656, 65535984, 131071968]

約数ペア:

[(1, 131071968), (2, 65535984), (3, 43690656), (4, 32767992), (6, 21845328), (8, 16383996), (9, 14563552), (12, 10922664), (16, 8191998), (18, 7281776), (24, 5461332), (31, 4228128), (32, 4095999), (36, 3640888), (48, 2730666), (53, 2473056), (62, 2114064), (72, 1820444), (93, 1409376), (96, 1365333), (106, 1236528), (124, 1057032), (144, 910222), (159, 824352), (186, 704688), (212, 618264), (248, 528516), (277, 473184), (279, 469792), (288, 455111), (318, 412176), (372, 352344), (424, 309132), (477, 274784), (496, 264258), (554, 236592), (558, 234896), (636, 206088), (744, 176172), (831, 157728), (848, 154566), (954, 137392), (992, 132129), (1108, 118296), (1116, 117448), (1272, 103044), (1488, 88086), (1643, 79776), (1662, 78864), (1696, 77283), (1908, 68696), (2216, 59148), (2232, 58724), (2493, 52576), (2544, 51522), (2976, 44043), (3286, 39888), (3324, 39432), (3816, 34348), (4432, 29574), (4464, 29362), (4929, 26592), (4986, 26288), (5088, 25761), (6572, 19944), (6648, 19716), (7632, 17174), (8587, 15264), (8864, 14787), (8928, 14681), (9858, 13296), (9972, 13144)]