20497153152

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{155621}}^1$

素因数の和:155659

約数の個数: 128

約数和(自身を含む): 63493776000

約数和(自身を除く): 42996622848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 343, 384, 392, 448, 588, 672, 686, 784, 896, 1029, 1176, 1344, 1372, 1568, 2058, 2352, 2688, 2744, 3136, 4116, 4704, 5488, 6272, 8232, 9408, 10976, 16464, 18816, 21952, 32928, 43904, 65856, 131712, 155621, 311242, 466863, 622484, 933726, 1089347, 1244968, 1867452, 2178694, 2489936, 3268041, 3734904, 4357388, 4979872, 6536082, 7469808, 7625429, 8714776, 9959744, 13072164, 14939616, 15250858, 17429552, 19919488, 22876287, 26144328, 29879232, 30501716, 34859104, 45752574, 52288656, 53378003, 59758464, 61003432, 69718208, 91505148, 104577312, 106756006, 122006864, 139436416, 160134009, 183010296, 209154624, 213512012, 244013728, 320268018, 366020592, 418309248, 427024024, 488027456, 640536036, 732041184, 854048048, 976054912, 1281072072, 1464082368, 1708096096, 2562144144, 2928164736, 3416192192, 5124288288, 6832384384, 10248576576, 20497153152]

約数ペア:

[(1, 20497153152), (2, 10248576576), (3, 6832384384), (4, 5124288288), (6, 3416192192), (7, 2928164736), (8, 2562144144), (12, 1708096096), (14, 1464082368), (16, 1281072072), (21, 976054912), (24, 854048048), (28, 732041184), (32, 640536036), (42, 488027456), (48, 427024024), (49, 418309248), (56, 366020592), (64, 320268018), (84, 244013728), (96, 213512012), (98, 209154624), (112, 183010296), (128, 160134009), (147, 139436416), (168, 122006864), (192, 106756006), (196, 104577312), (224, 91505148), (294, 69718208), (336, 61003432), (343, 59758464), (384, 53378003), (392, 52288656), (448, 45752574), (588, 34859104), (672, 30501716), (686, 29879232), (784, 26144328), (896, 22876287), (1029, 19919488), (1176, 17429552), (1344, 15250858), (1372, 14939616), (1568, 13072164), (2058, 9959744), (2352, 8714776), (2688, 7625429), (2744, 7469808), (3136, 6536082), (4116, 4979872), (4704, 4357388), (5488, 3734904), (6272, 3268041), (8232, 2489936), (9408, 2178694), (10976, 1867452), (16464, 1244968), (18816, 1089347), (21952, 933726), (32928, 622484), (43904, 466863), (65856, 311242), (131712, 155621)]