1255145472

素因数分解:

$2^{20}\times 3^2\times 7^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 252

約数和(自身を含む): 4362074080

約数和(自身を除く): 3106928608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 64, 72, 76, 84, 96, 112, 114, 126, 128, 133, 144, 152, 168, 171, 192, 224, 228, 252, 256, 266, 288, 304, 336, 342, 384, 399, 448, 456, 504, 512, 532, 576, 608, 672, 684, 768, 798, 896, 912, 1008, 1024, 1064, 1152, 1197, 1216, 1344, 1368, 1536, 1596, 1792, 1824, 2016, 2048, 2128, 2304, 2394, 2432, 2688, 2736, 3072, 3192, 3584, 3648, 4032, 4096, 4256, 4608, 4788, 4864, 5376, 5472, 6144, 6384, 7168, 7296, 8064, 8192, 8512, 9216, 9576, 9728, 10752, 10944, 12288, 12768, 14336, 14592, 16128, 16384, 17024, 18432, 19152, 19456, 21504, 21888, 24576, 25536, 28672, 29184, 32256, 32768, 34048, 36864, 38304, 38912, 43008, 43776, 49152, 51072, 57344, 58368, 64512, 65536, 68096, 73728, 76608, 77824, 86016, 87552, 98304, 102144, 114688, 116736, 129024, 131072, 136192, 147456, 153216, 155648, 172032, 175104, 196608, 204288, 229376, 233472, 258048, 262144, 272384, 294912, 306432, 311296, 344064, 350208, 393216, 408576, 458752, 466944, 516096, 524288, 544768, 589824, 612864, 622592, 688128, 700416, 786432, 817152, 917504, 933888, 1032192, 1048576, 1089536, 1179648, 1225728, 1245184, 1376256, 1400832, 1572864, 1634304, 1835008, 1867776, 2064384, 2179072, 2359296, 2451456, 2490368, 2752512, 2801664, 3145728, 3268608, 3670016, 3735552, 4128768, 4358144, 4718592, 4902912, 4980736, 5505024, 5603328, 6537216, 7340032, 7471104, 8257536, 8716288, 9437184, 9805824, 9961472, 11010048, 11206656, 13074432, 14942208, 16515072, 17432576, 19611648, 19922944, 22020096, 22413312, 26148864, 29884416, 33030144, 34865152, 39223296, 44826624, 52297728, 59768832, 66060288, 69730304, 78446592, 89653248, 104595456, 139460608, 156893184, 179306496, 209190912, 313786368, 418381824, 627572736, 1255145472]

約数ペア:

[(1, 1255145472), (2, 627572736), (3, 418381824), (4, 313786368), (6, 209190912), (7, 179306496), (8, 156893184), (9, 139460608), (12, 104595456), (14, 89653248), (16, 78446592), (18, 69730304), (19, 66060288), (21, 59768832), (24, 52297728), (28, 44826624), (32, 39223296), (36, 34865152), (38, 33030144), (42, 29884416), (48, 26148864), (56, 22413312), (57, 22020096), (63, 19922944), (64, 19611648), (72, 17432576), (76, 16515072), (84, 14942208), (96, 13074432), (112, 11206656), (114, 11010048), (126, 9961472), (128, 9805824), (133, 9437184), (144, 8716288), (152, 8257536), (168, 7471104), (171, 7340032), (192, 6537216), (224, 5603328), (228, 5505024), (252, 4980736), (256, 4902912), (266, 4718592), (288, 4358144), (304, 4128768), (336, 3735552), (342, 3670016), (384, 3268608), (399, 3145728), (448, 2801664), (456, 2752512), (504, 2490368), (512, 2451456), (532, 2359296), (576, 2179072), (608, 2064384), (672, 1867776), (684, 1835008), (768, 1634304), (798, 1572864), (896, 1400832), (912, 1376256), (1008, 1245184), (1024, 1225728), (1064, 1179648), (1152, 1089536), (1197, 1048576), (1216, 1032192), (1344, 933888), (1368, 917504), (1536, 817152), (1596, 786432), (1792, 700416), (1824, 688128), (2016, 622592), (2048, 612864), (2128, 589824), (2304, 544768), (2394, 524288), (2432, 516096), (2688, 466944), (2736, 458752), (3072, 408576), (3192, 393216), (3584, 350208), (3648, 344064), (4032, 311296), (4096, 306432), (4256, 294912), (4608, 272384), (4788, 262144), (4864, 258048), (5376, 233472), (5472, 229376), (6144, 204288), (6384, 196608), (7168, 175104), (7296, 172032), (8064, 155648), (8192, 153216), (8512, 147456), (9216, 136192), (9576, 131072), (9728, 129024), (10752, 116736), (10944, 114688), (12288, 102144), (12768, 98304), (14336, 87552), (14592, 86016), (16128, 77824), (16384, 76608), (17024, 73728), (18432, 68096), (19152, 65536), (19456, 64512), (21504, 58368), (21888, 57344), (24576, 51072), (25536, 49152), (28672, 43776), (29184, 43008), (32256, 38912), (32768, 38304), (34048, 36864)]