1664990208

素因数分解:

$2^{10}\times 3^3\times 7^2\times {\mathrm{1229}}^1$

素因数の和:1272

約数の個数: 264

約数和(自身を含む): 5740606800

約数和(自身を除く): 4075616592

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, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 512, 576, 588, 672, 756, 768, 784, 864, 882, 896, 1008, 1024, 1152, 1176, 1229, 1323, 1344, 1512, 1536, 1568, 1728, 1764, 1792, 2016, 2304, 2352, 2458, 2646, 2688, 3024, 3072, 3136, 3456, 3528, 3584, 3687, 4032, 4608, 4704, 4916, 5292, 5376, 6048, 6272, 6912, 7056, 7168, 7374, 8064, 8603, 9216, 9408, 9832, 10584, 10752, 11061, 12096, 12544, 13824, 14112, 14748, 16128, 17206, 18816, 19664, 21168, 21504, 22122, 24192, 25088, 25809, 27648, 28224, 29496, 32256, 33183, 34412, 37632, 39328, 42336, 44244, 48384, 50176, 51618, 56448, 58992, 60221, 64512, 66366, 68824, 75264, 77427, 78656, 84672, 88488, 96768, 103236, 112896, 117984, 120442, 132732, 137648, 150528, 154854, 157312, 169344, 176976, 180663, 193536, 206472, 225792, 232281, 235968, 240884, 265464, 275296, 309708, 314624, 338688, 353952, 361326, 412944, 451584, 464562, 471936, 481768, 530928, 541989, 550592, 619416, 629248, 677376, 707904, 722652, 825888, 929124, 943872, 963536, 1061856, 1083978, 1101184, 1238832, 1258496, 1354752, 1415808, 1445304, 1625967, 1651776, 1858248, 1887744, 1927072, 2123712, 2167956, 2202368, 2477664, 2831616, 2890608, 3251934, 3303552, 3716496, 3775488, 3854144, 4247424, 4335912, 4404736, 4955328, 5663232, 5781216, 6503868, 6607104, 7432992, 7708288, 8494848, 8671824, 8809472, 9910656, 11326464, 11562432, 13007736, 13214208, 14865984, 15416576, 16989696, 17343648, 19821312, 23124864, 26015472, 26428416, 29731968, 30833152, 33979392, 34687296, 39642624, 46249728, 52030944, 59463936, 61666304, 69374592, 79285248, 92499456, 104061888, 118927872, 138749184, 184998912, 208123776, 237855744, 277498368, 416247552, 554996736, 832495104, 1664990208]

約数ペア:

[(1, 1664990208), (2, 832495104), (3, 554996736), (4, 416247552), (6, 277498368), (7, 237855744), (8, 208123776), (9, 184998912), (12, 138749184), (14, 118927872), (16, 104061888), (18, 92499456), (21, 79285248), (24, 69374592), (27, 61666304), (28, 59463936), (32, 52030944), (36, 46249728), (42, 39642624), (48, 34687296), (49, 33979392), (54, 30833152), (56, 29731968), (63, 26428416), (64, 26015472), (72, 23124864), (84, 19821312), (96, 17343648), (98, 16989696), (108, 15416576), (112, 14865984), (126, 13214208), (128, 13007736), (144, 11562432), (147, 11326464), (168, 9910656), (189, 8809472), (192, 8671824), (196, 8494848), (216, 7708288), (224, 7432992), (252, 6607104), (256, 6503868), (288, 5781216), (294, 5663232), (336, 4955328), (378, 4404736), (384, 4335912), (392, 4247424), (432, 3854144), (441, 3775488), (448, 3716496), (504, 3303552), (512, 3251934), (576, 2890608), (588, 2831616), (672, 2477664), (756, 2202368), (768, 2167956), (784, 2123712), (864, 1927072), (882, 1887744), (896, 1858248), (1008, 1651776), (1024, 1625967), (1152, 1445304), (1176, 1415808), (1229, 1354752), (1323, 1258496), (1344, 1238832), (1512, 1101184), (1536, 1083978), (1568, 1061856), (1728, 963536), (1764, 943872), (1792, 929124), (2016, 825888), (2304, 722652), (2352, 707904), (2458, 677376), (2646, 629248), (2688, 619416), (3024, 550592), (3072, 541989), (3136, 530928), (3456, 481768), (3528, 471936), (3584, 464562), (3687, 451584), (4032, 412944), (4608, 361326), (4704, 353952), (4916, 338688), (5292, 314624), (5376, 309708), (6048, 275296), (6272, 265464), (6912, 240884), (7056, 235968), (7168, 232281), (7374, 225792), (8064, 206472), (8603, 193536), (9216, 180663), (9408, 176976), (9832, 169344), (10584, 157312), (10752, 154854), (11061, 150528), (12096, 137648), (12544, 132732), (13824, 120442), (14112, 117984), (14748, 112896), (16128, 103236), (17206, 96768), (18816, 88488), (19664, 84672), (21168, 78656), (21504, 77427), (22122, 75264), (24192, 68824), (25088, 66366), (25809, 64512), (27648, 60221), (28224, 58992), (29496, 56448), (32256, 51618), (33183, 50176), (34412, 48384), (37632, 44244), (39328, 42336)]