128955456

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{1523}}^1$

素因数の和:1558

約数の個数: 168

約数和(自身を含む): 441289440

約数和(自身を除く): 312333984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 448, 504, 576, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1344, 1512, 1523, 1568, 1728, 1764, 2016, 2352, 2646, 3024, 3046, 3136, 3528, 4032, 4569, 4704, 5292, 6048, 6092, 7056, 9138, 9408, 10584, 10661, 12096, 12184, 13707, 14112, 18276, 21168, 21322, 24368, 27414, 28224, 31983, 36552, 41121, 42336, 42644, 48736, 54828, 63966, 73104, 74627, 82242, 84672, 85288, 95949, 97472, 109656, 127932, 146208, 149254, 164484, 170576, 191898, 219312, 223881, 255864, 287847, 292416, 298508, 328968, 341152, 383796, 438624, 447762, 511728, 575694, 597016, 657936, 671643, 682304, 767592, 877248, 895524, 1023456, 1151388, 1194032, 1315872, 1343286, 1535184, 1791048, 2014929, 2046912, 2302776, 2388064, 2631744, 2686572, 3070368, 3582096, 4029858, 4605552, 4776128, 5373144, 6140736, 7164192, 8059716, 9211104, 10746288, 14328384, 16119432, 18422208, 21492576, 32238864, 42985152, 64477728, 128955456]

約数ペア:

[(1, 128955456), (2, 64477728), (3, 42985152), (4, 32238864), (6, 21492576), (7, 18422208), (8, 16119432), (9, 14328384), (12, 10746288), (14, 9211104), (16, 8059716), (18, 7164192), (21, 6140736), (24, 5373144), (27, 4776128), (28, 4605552), (32, 4029858), (36, 3582096), (42, 3070368), (48, 2686572), (49, 2631744), (54, 2388064), (56, 2302776), (63, 2046912), (64, 2014929), (72, 1791048), (84, 1535184), (96, 1343286), (98, 1315872), (108, 1194032), (112, 1151388), (126, 1023456), (144, 895524), (147, 877248), (168, 767592), (189, 682304), (192, 671643), (196, 657936), (216, 597016), (224, 575694), (252, 511728), (288, 447762), (294, 438624), (336, 383796), (378, 341152), (392, 328968), (432, 298508), (441, 292416), (448, 287847), (504, 255864), (576, 223881), (588, 219312), (672, 191898), (756, 170576), (784, 164484), (864, 149254), (882, 146208), (1008, 127932), (1176, 109656), (1323, 97472), (1344, 95949), (1512, 85288), (1523, 84672), (1568, 82242), (1728, 74627), (1764, 73104), (2016, 63966), (2352, 54828), (2646, 48736), (3024, 42644), (3046, 42336), (3136, 41121), (3528, 36552), (4032, 31983), (4569, 28224), (4704, 27414), (5292, 24368), (6048, 21322), (6092, 21168), (7056, 18276), (9138, 14112), (9408, 13707), (10584, 12184), (10661, 12096)]