20820227904

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{11399}}^1$

素因数の和:11578

約数の個数: 224

約数和(自身を含む): 70420992000

約数和(自身を除く): 49600764096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 144, 151, 168, 189, 192, 216, 224, 252, 288, 302, 336, 378, 432, 448, 453, 504, 576, 604, 672, 756, 864, 906, 1008, 1057, 1208, 1344, 1359, 1512, 1728, 1812, 2016, 2114, 2416, 2718, 3024, 3171, 3624, 4032, 4077, 4228, 4832, 5436, 6048, 6342, 7248, 8154, 8456, 9513, 9664, 10872, 11399, 12096, 12684, 14496, 16308, 16912, 19026, 21744, 22798, 25368, 28539, 28992, 32616, 33824, 34197, 38052, 43488, 45596, 50736, 57078, 65232, 67648, 68394, 76104, 79793, 86976, 91192, 101472, 102591, 114156, 130464, 136788, 152208, 159586, 182384, 202944, 205182, 228312, 239379, 260928, 273576, 304416, 307773, 319172, 364768, 410364, 456624, 478758, 547152, 608832, 615546, 638344, 718137, 729536, 820728, 913248, 957516, 1094304, 1231092, 1276688, 1436274, 1641456, 1721249, 1826496, 1915032, 2154411, 2188608, 2462184, 2553376, 2872548, 3282912, 3442498, 3830064, 4308822, 4924368, 5106752, 5163747, 5745096, 6565824, 6884996, 7660128, 8617644, 9848736, 10327494, 11490192, 12048743, 13769992, 15320256, 15491241, 17235288, 19697472, 20654988, 22980384, 24097486, 27539984, 30982482, 34470576, 36146229, 41309976, 45960768, 46473723, 48194972, 55079968, 61964964, 68941152, 72292458, 82619952, 92947446, 96389944, 108438687, 110159936, 123929928, 137882304, 144584916, 165239904, 185894892, 192779888, 216877374, 247859856, 289169832, 325316061, 330479808, 371789784, 385559776, 433754748, 495719712, 578339664, 650632122, 743579568, 771119552, 867509496, 991439424, 1156679328, 1301264244, 1487159136, 1735018992, 2313358656, 2602528488, 2974318272, 3470037984, 5205056976, 6940075968, 10410113952, 20820227904]

約数ペア:

[(1, 20820227904), (2, 10410113952), (3, 6940075968), (4, 5205056976), (6, 3470037984), (7, 2974318272), (8, 2602528488), (9, 2313358656), (12, 1735018992), (14, 1487159136), (16, 1301264244), (18, 1156679328), (21, 991439424), (24, 867509496), (27, 771119552), (28, 743579568), (32, 650632122), (36, 578339664), (42, 495719712), (48, 433754748), (54, 385559776), (56, 371789784), (63, 330479808), (64, 325316061), (72, 289169832), (84, 247859856), (96, 216877374), (108, 192779888), (112, 185894892), (126, 165239904), (144, 144584916), (151, 137882304), (168, 123929928), (189, 110159936), (192, 108438687), (216, 96389944), (224, 92947446), (252, 82619952), (288, 72292458), (302, 68941152), (336, 61964964), (378, 55079968), (432, 48194972), (448, 46473723), (453, 45960768), (504, 41309976), (576, 36146229), (604, 34470576), (672, 30982482), (756, 27539984), (864, 24097486), (906, 22980384), (1008, 20654988), (1057, 19697472), (1208, 17235288), (1344, 15491241), (1359, 15320256), (1512, 13769992), (1728, 12048743), (1812, 11490192), (2016, 10327494), (2114, 9848736), (2416, 8617644), (2718, 7660128), (3024, 6884996), (3171, 6565824), (3624, 5745096), (4032, 5163747), (4077, 5106752), (4228, 4924368), (4832, 4308822), (5436, 3830064), (6048, 3442498), (6342, 3282912), (7248, 2872548), (8154, 2553376), (8456, 2462184), (9513, 2188608), (9664, 2154411), (10872, 1915032), (11399, 1826496), (12096, 1721249), (12684, 1641456), (14496, 1436274), (16308, 1276688), (16912, 1231092), (19026, 1094304), (21744, 957516), (22798, 913248), (25368, 820728), (28539, 729536), (28992, 718137), (32616, 638344), (33824, 615546), (34197, 608832), (38052, 547152), (43488, 478758), (45596, 456624), (50736, 410364), (57078, 364768), (65232, 319172), (67648, 307773), (68394, 304416), (76104, 273576), (79793, 260928), (86976, 239379), (91192, 228312), (101472, 205182), (102591, 202944), (114156, 182384), (130464, 159586), (136788, 152208)]