81463968

素因数分解:

$2^5\times 3^4\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:668

約数の個数: 120

約数和(自身を含む): 244515348

約数和(自身を除く): 163051380

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 81, 96, 106, 108, 144, 159, 162, 212, 216, 288, 318, 324, 424, 432, 477, 593, 636, 648, 848, 864, 954, 1186, 1272, 1296, 1431, 1696, 1779, 1908, 2372, 2544, 2592, 2862, 3558, 3816, 4293, 4744, 5088, 5337, 5724, 7116, 7632, 8586, 9488, 10674, 11448, 14232, 15264, 16011, 17172, 18976, 21348, 22896, 28464, 31429, 32022, 34344, 42696, 45792, 48033, 56928, 62858, 64044, 68688, 85392, 94287, 96066, 125716, 128088, 137376, 170784, 188574, 192132, 251432, 256176, 282861, 377148, 384264, 502864, 512352, 565722, 754296, 768528, 848583, 1005728, 1131444, 1508592, 1537056, 1697166, 2262888, 2545749, 3017184, 3394332, 4525776, 5091498, 6788664, 9051552, 10182996, 13577328, 20365992, 27154656, 40731984, 81463968]

約数ペア:

[(1, 81463968), (2, 40731984), (3, 27154656), (4, 20365992), (6, 13577328), (8, 10182996), (9, 9051552), (12, 6788664), (16, 5091498), (18, 4525776), (24, 3394332), (27, 3017184), (32, 2545749), (36, 2262888), (48, 1697166), (53, 1537056), (54, 1508592), (72, 1131444), (81, 1005728), (96, 848583), (106, 768528), (108, 754296), (144, 565722), (159, 512352), (162, 502864), (212, 384264), (216, 377148), (288, 282861), (318, 256176), (324, 251432), (424, 192132), (432, 188574), (477, 170784), (593, 137376), (636, 128088), (648, 125716), (848, 96066), (864, 94287), (954, 85392), (1186, 68688), (1272, 64044), (1296, 62858), (1431, 56928), (1696, 48033), (1779, 45792), (1908, 42696), (2372, 34344), (2544, 32022), (2592, 31429), (2862, 28464), (3558, 22896), (3816, 21348), (4293, 18976), (4744, 17172), (5088, 16011), (5337, 15264), (5724, 14232), (7116, 11448), (7632, 10674), (8586, 9488)]