81205872

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 247484160

約数和(自身を除く): 166278288

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 83, 88, 102, 109, 132, 136, 166, 176, 187, 204, 218, 249, 264, 272, 327, 332, 374, 408, 436, 498, 528, 561, 654, 664, 748, 816, 872, 913, 996, 1122, 1199, 1308, 1328, 1411, 1496, 1744, 1826, 1853, 1992, 2244, 2398, 2616, 2739, 2822, 2992, 3597, 3652, 3706, 3984, 4233, 4488, 4796, 5232, 5478, 5559, 5644, 7194, 7304, 7412, 8466, 8976, 9047, 9592, 10956, 11118, 11288, 14388, 14608, 14824, 15521, 16932, 18094, 19184, 20383, 21912, 22236, 22576, 27141, 28776, 29648, 31042, 33864, 36188, 40766, 43824, 44472, 46563, 54282, 57552, 61149, 62084, 67728, 72376, 81532, 88944, 93126, 99517, 108564, 122298, 124168, 144752, 153799, 163064, 186252, 199034, 217128, 244596, 248336, 298551, 307598, 326128, 372504, 398068, 434256, 461397, 489192, 597102, 615196, 745008, 796136, 922794, 978384, 1194204, 1230392, 1592272, 1691789, 1845588, 2388408, 2460784, 3383578, 3691176, 4776816, 5075367, 6767156, 7382352, 10150734, 13534312, 20301468, 27068624, 40602936, 81205872]

約数ペア:

[(1, 81205872), (2, 40602936), (3, 27068624), (4, 20301468), (6, 13534312), (8, 10150734), (11, 7382352), (12, 6767156), (16, 5075367), (17, 4776816), (22, 3691176), (24, 3383578), (33, 2460784), (34, 2388408), (44, 1845588), (48, 1691789), (51, 1592272), (66, 1230392), (68, 1194204), (83, 978384), (88, 922794), (102, 796136), (109, 745008), (132, 615196), (136, 597102), (166, 489192), (176, 461397), (187, 434256), (204, 398068), (218, 372504), (249, 326128), (264, 307598), (272, 298551), (327, 248336), (332, 244596), (374, 217128), (408, 199034), (436, 186252), (498, 163064), (528, 153799), (561, 144752), (654, 124168), (664, 122298), (748, 108564), (816, 99517), (872, 93126), (913, 88944), (996, 81532), (1122, 72376), (1199, 67728), (1308, 62084), (1328, 61149), (1411, 57552), (1496, 54282), (1744, 46563), (1826, 44472), (1853, 43824), (1992, 40766), (2244, 36188), (2398, 33864), (2616, 31042), (2739, 29648), (2822, 28776), (2992, 27141), (3597, 22576), (3652, 22236), (3706, 21912), (3984, 20383), (4233, 19184), (4488, 18094), (4796, 16932), (5232, 15521), (5478, 14824), (5559, 14608), (5644, 14388), (7194, 11288), (7304, 11118), (7412, 10956), (8466, 9592), (8976, 9047)]