641278848

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3911}}^1$

素因数の和:3996

約数の個数: 128

約数和(自身を含む): 1979159040

約数和(自身を除く): 1337880192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 64, 84, 96, 112, 122, 128, 168, 183, 192, 224, 244, 336, 366, 384, 427, 448, 488, 672, 732, 854, 896, 976, 1281, 1344, 1464, 1708, 1952, 2562, 2688, 2928, 3416, 3904, 3911, 5124, 5856, 6832, 7808, 7822, 10248, 11712, 11733, 13664, 15644, 20496, 23424, 23466, 27328, 27377, 31288, 40992, 46932, 54656, 54754, 62576, 81984, 82131, 93864, 109508, 125152, 163968, 164262, 187728, 219016, 238571, 250304, 328524, 375456, 438032, 477142, 500608, 657048, 715713, 750912, 876064, 954284, 1314096, 1431426, 1501824, 1669997, 1752128, 1908568, 2628192, 2862852, 3339994, 3504256, 3817136, 5009991, 5256384, 5725704, 6679988, 7634272, 10019982, 10512768, 11451408, 13359976, 15268544, 20039964, 22902816, 26719952, 30537088, 40079928, 45805632, 53439904, 80159856, 91611264, 106879808, 160319712, 213759616, 320639424, 641278848]

約数ペア:

[(1, 641278848), (2, 320639424), (3, 213759616), (4, 160319712), (6, 106879808), (7, 91611264), (8, 80159856), (12, 53439904), (14, 45805632), (16, 40079928), (21, 30537088), (24, 26719952), (28, 22902816), (32, 20039964), (42, 15268544), (48, 13359976), (56, 11451408), (61, 10512768), (64, 10019982), (84, 7634272), (96, 6679988), (112, 5725704), (122, 5256384), (128, 5009991), (168, 3817136), (183, 3504256), (192, 3339994), (224, 2862852), (244, 2628192), (336, 1908568), (366, 1752128), (384, 1669997), (427, 1501824), (448, 1431426), (488, 1314096), (672, 954284), (732, 876064), (854, 750912), (896, 715713), (976, 657048), (1281, 500608), (1344, 477142), (1464, 438032), (1708, 375456), (1952, 328524), (2562, 250304), (2688, 238571), (2928, 219016), (3416, 187728), (3904, 164262), (3911, 163968), (5124, 125152), (5856, 109508), (6832, 93864), (7808, 82131), (7822, 81984), (10248, 62576), (11712, 54754), (11733, 54656), (13664, 46932), (15644, 40992), (20496, 31288), (23424, 27377), (23466, 27328)]