66721536

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{197}}^1$

素因数の和:236

約数の個数: 216

約数和(自身を含む): 230685840

約数和(自身を除く): 163964304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 197, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 394, 432, 441, 448, 504, 576, 588, 591, 672, 756, 768, 784, 788, 864, 882, 896, 1008, 1152, 1176, 1182, 1323, 1344, 1379, 1512, 1568, 1576, 1728, 1764, 1773, 1792, 2016, 2304, 2352, 2364, 2646, 2688, 2758, 3024, 3136, 3152, 3456, 3528, 3546, 4032, 4137, 4704, 4728, 5292, 5319, 5376, 5516, 6048, 6272, 6304, 6912, 7056, 7092, 8064, 8274, 9408, 9456, 9653, 10584, 10638, 11032, 12096, 12411, 12544, 12608, 14112, 14184, 16128, 16548, 18816, 18912, 19306, 21168, 21276, 22064, 24192, 24822, 25216, 28224, 28368, 28959, 33096, 37233, 37632, 37824, 38612, 42336, 42552, 44128, 48384, 49644, 50432, 56448, 56736, 57918, 66192, 74466, 75648, 77224, 84672, 85104, 86877, 88256, 99288, 112896, 113472, 115836, 132384, 148932, 151296, 154448, 169344, 170208, 173754, 176512, 198576, 226944, 231672, 260631, 264768, 297864, 308896, 338688, 340416, 347508, 353024, 397152, 453888, 463344, 521262, 529536, 595728, 617792, 680832, 695016, 794304, 926688, 1042524, 1059072, 1191456, 1235584, 1361664, 1390032, 1588608, 1853376, 2085048, 2382912, 2471168, 2780064, 3177216, 3706752, 4170096, 4765824, 5560128, 7413504, 8340192, 9531648, 11120256, 16680384, 22240512, 33360768, 66721536]

約数ペア:

[(1, 66721536), (2, 33360768), (3, 22240512), (4, 16680384), (6, 11120256), (7, 9531648), (8, 8340192), (9, 7413504), (12, 5560128), (14, 4765824), (16, 4170096), (18, 3706752), (21, 3177216), (24, 2780064), (27, 2471168), (28, 2382912), (32, 2085048), (36, 1853376), (42, 1588608), (48, 1390032), (49, 1361664), (54, 1235584), (56, 1191456), (63, 1059072), (64, 1042524), (72, 926688), (84, 794304), (96, 695016), (98, 680832), (108, 617792), (112, 595728), (126, 529536), (128, 521262), (144, 463344), (147, 453888), (168, 397152), (189, 353024), (192, 347508), (196, 340416), (197, 338688), (216, 308896), (224, 297864), (252, 264768), (256, 260631), (288, 231672), (294, 226944), (336, 198576), (378, 176512), (384, 173754), (392, 170208), (394, 169344), (432, 154448), (441, 151296), (448, 148932), (504, 132384), (576, 115836), (588, 113472), (591, 112896), (672, 99288), (756, 88256), (768, 86877), (784, 85104), (788, 84672), (864, 77224), (882, 75648), (896, 74466), (1008, 66192), (1152, 57918), (1176, 56736), (1182, 56448), (1323, 50432), (1344, 49644), (1379, 48384), (1512, 44128), (1568, 42552), (1576, 42336), (1728, 38612), (1764, 37824), (1773, 37632), (1792, 37233), (2016, 33096), (2304, 28959), (2352, 28368), (2364, 28224), (2646, 25216), (2688, 24822), (2758, 24192), (3024, 22064), (3136, 21276), (3152, 21168), (3456, 19306), (3528, 18912), (3546, 18816), (4032, 16548), (4137, 16128), (4704, 14184), (4728, 14112), (5292, 12608), (5319, 12544), (5376, 12411), (5516, 12096), (6048, 11032), (6272, 10638), (6304, 10584), (6912, 9653), (7056, 9456), (7092, 9408), (8064, 8274)]