20498978304

素因数分解:

$2^9\times 3^2\times 7^2\times {\mathrm{90787}}^1$

素因数の和:90825

約数の個数: 180

約数和(自身を含む): 68821207884

約数和(自身を除く): 48322229580

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 256, 288, 294, 336, 384, 392, 441, 448, 504, 512, 576, 588, 672, 768, 784, 882, 896, 1008, 1152, 1176, 1344, 1536, 1568, 1764, 1792, 2016, 2304, 2352, 2688, 3136, 3528, 3584, 4032, 4608, 4704, 5376, 6272, 7056, 8064, 9408, 10752, 12544, 14112, 16128, 18816, 25088, 28224, 32256, 37632, 56448, 75264, 90787, 112896, 181574, 225792, 272361, 363148, 544722, 635509, 726296, 817083, 1089444, 1271018, 1452592, 1634166, 1906527, 2178888, 2542036, 2905184, 3268332, 3813054, 4357776, 4448563, 5084072, 5719581, 5810368, 6536664, 7626108, 8715552, 8897126, 10168144, 11439162, 11620736, 13073328, 13345689, 15252216, 17431104, 17794252, 20336288, 22878324, 23241472, 26146656, 26691378, 30504432, 34862208, 35588504, 40037067, 40672576, 45756648, 46482944, 52293312, 53382756, 61008864, 69724416, 71177008, 80074134, 81345152, 91513296, 104586624, 106765512, 122017728, 139448832, 142354016, 160148268, 162690304, 183026592, 209173248, 213531024, 244035456, 284708032, 320296536, 325380608, 366053184, 418346496, 427062048, 488070912, 569416064, 640593072, 732106368, 854124096, 976141824, 1138832128, 1281186144, 1464212736, 1708248192, 2277664256, 2562372288, 2928425472, 3416496384, 5124744576, 6832992768, 10249489152, 20498978304]

約数ペア:

[(1, 20498978304), (2, 10249489152), (3, 6832992768), (4, 5124744576), (6, 3416496384), (7, 2928425472), (8, 2562372288), (9, 2277664256), (12, 1708248192), (14, 1464212736), (16, 1281186144), (18, 1138832128), (21, 976141824), (24, 854124096), (28, 732106368), (32, 640593072), (36, 569416064), (42, 488070912), (48, 427062048), (49, 418346496), (56, 366053184), (63, 325380608), (64, 320296536), (72, 284708032), (84, 244035456), (96, 213531024), (98, 209173248), (112, 183026592), (126, 162690304), (128, 160148268), (144, 142354016), (147, 139448832), (168, 122017728), (192, 106765512), (196, 104586624), (224, 91513296), (252, 81345152), (256, 80074134), (288, 71177008), (294, 69724416), (336, 61008864), (384, 53382756), (392, 52293312), (441, 46482944), (448, 45756648), (504, 40672576), (512, 40037067), (576, 35588504), (588, 34862208), (672, 30504432), (768, 26691378), (784, 26146656), (882, 23241472), (896, 22878324), (1008, 20336288), (1152, 17794252), (1176, 17431104), (1344, 15252216), (1536, 13345689), (1568, 13073328), (1764, 11620736), (1792, 11439162), (2016, 10168144), (2304, 8897126), (2352, 8715552), (2688, 7626108), (3136, 6536664), (3528, 5810368), (3584, 5719581), (4032, 5084072), (4608, 4448563), (4704, 4357776), (5376, 3813054), (6272, 3268332), (7056, 2905184), (8064, 2542036), (9408, 2178888), (10752, 1906527), (12544, 1634166), (14112, 1452592), (16128, 1271018), (18816, 1089444), (25088, 817083), (28224, 726296), (32256, 635509), (37632, 544722), (56448, 363148), (75264, 272361), (90787, 225792), (112896, 181574)]