28720121472

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{508789}}^1$

素因数の和:508823

約数の個数: 144

約数和(自身を含む): 96138414450

約数和(自身を除く): 67418292978

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, 288, 294, 336, 384, 392, 441, 448, 504, 576, 588, 672, 784, 882, 896, 1008, 1152, 1176, 1344, 1568, 1764, 2016, 2352, 2688, 3136, 3528, 4032, 4704, 6272, 7056, 8064, 9408, 14112, 18816, 28224, 56448, 508789, 1017578, 1526367, 2035156, 3052734, 3561523, 4070312, 4579101, 6105468, 7123046, 8140624, 9158202, 10684569, 12210936, 14246092, 16281248, 18316404, 21369138, 24421872, 24930661, 28492184, 32053707, 32562496, 36632808, 42738276, 48843744, 49861322, 56984368, 64107414, 65124992, 73265616, 74791983, 85476552, 97687488, 99722644, 113968736, 128214828, 146531232, 149583966, 170953104, 195374976, 199445288, 224375949, 227937472, 256429656, 293062464, 299167932, 341906208, 398890576, 448751898, 455874944, 512859312, 586124928, 598335864, 683812416, 797781152, 897503796, 1025718624, 1196671728, 1367624832, 1595562304, 1795007592, 2051437248, 2393343456, 3191124608, 3590015184, 4102874496, 4786686912, 7180030368, 9573373824, 14360060736, 28720121472]

約数ペア:

[(1, 28720121472), (2, 14360060736), (3, 9573373824), (4, 7180030368), (6, 4786686912), (7, 4102874496), (8, 3590015184), (9, 3191124608), (12, 2393343456), (14, 2051437248), (16, 1795007592), (18, 1595562304), (21, 1367624832), (24, 1196671728), (28, 1025718624), (32, 897503796), (36, 797781152), (42, 683812416), (48, 598335864), (49, 586124928), (56, 512859312), (63, 455874944), (64, 448751898), (72, 398890576), (84, 341906208), (96, 299167932), (98, 293062464), (112, 256429656), (126, 227937472), (128, 224375949), (144, 199445288), (147, 195374976), (168, 170953104), (192, 149583966), (196, 146531232), (224, 128214828), (252, 113968736), (288, 99722644), (294, 97687488), (336, 85476552), (384, 74791983), (392, 73265616), (441, 65124992), (448, 64107414), (504, 56984368), (576, 49861322), (588, 48843744), (672, 42738276), (784, 36632808), (882, 32562496), (896, 32053707), (1008, 28492184), (1152, 24930661), (1176, 24421872), (1344, 21369138), (1568, 18316404), (1764, 16281248), (2016, 14246092), (2352, 12210936), (2688, 10684569), (3136, 9158202), (3528, 8140624), (4032, 7123046), (4704, 6105468), (6272, 4579101), (7056, 4070312), (8064, 3561523), (9408, 3052734), (14112, 2035156), (18816, 1526367), (28224, 1017578), (56448, 508789)]