257132452864

素因数分解:

$2^{10}\times 7^1\times {\mathrm{73}}^1\times {\mathrm{701}}^2$

素因数の和:1502

約数の個数: 132

約数和(自身を含む): 596342225872

約数和(自身を除く): 339209773008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 512, 584, 701, 896, 1022, 1024, 1168, 1402, 1792, 2044, 2336, 2804, 3584, 4088, 4672, 4907, 5608, 7168, 8176, 9344, 9814, 11216, 16352, 18688, 19628, 22432, 32704, 37376, 39256, 44864, 51173, 65408, 74752, 78512, 89728, 102346, 130816, 157024, 179456, 204692, 261632, 314048, 358211, 358912, 409384, 491401, 523264, 628096, 716422, 717824, 818768, 982802, 1256192, 1432844, 1637536, 1965604, 2512384, 2865688, 3275072, 3439807, 3931208, 5024768, 5731376, 6550144, 6879614, 7862416, 11462752, 13100288, 13759228, 15724832, 22925504, 26200576, 27518456, 31449664, 35872273, 45851008, 52401152, 55036912, 62899328, 71744546, 91702016, 110073824, 125798656, 143489092, 183404032, 220147648, 251105911, 251597312, 286978184, 366808064, 440295296, 502211822, 503194624, 573956368, 880590592, 1004423644, 1147912736, 1761181184, 2008847288, 2295825472, 3522362368, 4017694576, 4591650944, 8035389152, 9183301888, 16070778304, 18366603776, 32141556608, 36733207552, 64283113216, 128566226432, 257132452864]

約数ペア:

[(1, 257132452864), (2, 128566226432), (4, 64283113216), (7, 36733207552), (8, 32141556608), (14, 18366603776), (16, 16070778304), (28, 9183301888), (32, 8035389152), (56, 4591650944), (64, 4017694576), (73, 3522362368), (112, 2295825472), (128, 2008847288), (146, 1761181184), (224, 1147912736), (256, 1004423644), (292, 880590592), (448, 573956368), (511, 503194624), (512, 502211822), (584, 440295296), (701, 366808064), (896, 286978184), (1022, 251597312), (1024, 251105911), (1168, 220147648), (1402, 183404032), (1792, 143489092), (2044, 125798656), (2336, 110073824), (2804, 91702016), (3584, 71744546), (4088, 62899328), (4672, 55036912), (4907, 52401152), (5608, 45851008), (7168, 35872273), (8176, 31449664), (9344, 27518456), (9814, 26200576), (11216, 22925504), (16352, 15724832), (18688, 13759228), (19628, 13100288), (22432, 11462752), (32704, 7862416), (37376, 6879614), (39256, 6550144), (44864, 5731376), (51173, 5024768), (65408, 3931208), (74752, 3439807), (78512, 3275072), (89728, 2865688), (102346, 2512384), (130816, 1965604), (157024, 1637536), (179456, 1432844), (204692, 1256192), (261632, 982802), (314048, 818768), (358211, 717824), (358912, 716422), (409384, 628096), (491401, 523264)]