81226656

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1003

約数の個数: 144

約数和(自身を含む): 270414144

約数和(自身を除く): 189187488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 72, 84, 86, 96, 112, 126, 129, 144, 168, 172, 224, 252, 258, 288, 301, 336, 344, 387, 504, 516, 602, 672, 688, 774, 903, 937, 1008, 1032, 1204, 1376, 1548, 1806, 1874, 2016, 2064, 2408, 2709, 2811, 3096, 3612, 3748, 4128, 4816, 5418, 5622, 6192, 6559, 7224, 7496, 8433, 9632, 10836, 11244, 12384, 13118, 14448, 14992, 16866, 19677, 21672, 22488, 26236, 28896, 29984, 33732, 39354, 40291, 43344, 44976, 52472, 59031, 67464, 78708, 80582, 86688, 89952, 104944, 118062, 120873, 134928, 157416, 161164, 209888, 236124, 241746, 269856, 282037, 314832, 322328, 362619, 472248, 483492, 564074, 629664, 644656, 725238, 846111, 944496, 966984, 1128148, 1289312, 1450476, 1692222, 1888992, 1933968, 2256296, 2538333, 2900952, 3384444, 3867936, 4512592, 5076666, 5801904, 6768888, 9025184, 10153332, 11603808, 13537776, 20306664, 27075552, 40613328, 81226656]

約数ペア:

[(1, 81226656), (2, 40613328), (3, 27075552), (4, 20306664), (6, 13537776), (7, 11603808), (8, 10153332), (9, 9025184), (12, 6768888), (14, 5801904), (16, 5076666), (18, 4512592), (21, 3867936), (24, 3384444), (28, 2900952), (32, 2538333), (36, 2256296), (42, 1933968), (43, 1888992), (48, 1692222), (56, 1450476), (63, 1289312), (72, 1128148), (84, 966984), (86, 944496), (96, 846111), (112, 725238), (126, 644656), (129, 629664), (144, 564074), (168, 483492), (172, 472248), (224, 362619), (252, 322328), (258, 314832), (288, 282037), (301, 269856), (336, 241746), (344, 236124), (387, 209888), (504, 161164), (516, 157416), (602, 134928), (672, 120873), (688, 118062), (774, 104944), (903, 89952), (937, 86688), (1008, 80582), (1032, 78708), (1204, 67464), (1376, 59031), (1548, 52472), (1806, 44976), (1874, 43344), (2016, 40291), (2064, 39354), (2408, 33732), (2709, 29984), (2811, 28896), (3096, 26236), (3612, 22488), (3748, 21672), (4128, 19677), (4816, 16866), (5418, 14992), (5622, 14448), (6192, 13118), (6559, 12384), (7224, 11244), (7496, 10836), (8433, 9632)]