257154048

素因数分解:

$2^{10}\times 3^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 176

約数和(自身を含む): 778187520

約数和(自身を除く): 521033472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 96, 108, 128, 131, 142, 144, 192, 213, 216, 256, 262, 284, 288, 384, 393, 426, 432, 512, 524, 568, 576, 639, 768, 786, 852, 864, 1024, 1048, 1136, 1152, 1179, 1278, 1536, 1572, 1704, 1728, 1917, 2096, 2272, 2304, 2358, 2556, 3072, 3144, 3408, 3456, 3537, 3834, 4192, 4544, 4608, 4716, 5112, 6288, 6816, 6912, 7074, 7668, 8384, 9088, 9216, 9301, 9432, 10224, 12576, 13632, 13824, 14148, 15336, 16768, 18176, 18602, 18864, 20448, 25152, 27264, 27648, 27903, 28296, 30672, 33536, 36352, 37204, 37728, 40896, 50304, 54528, 55806, 56592, 61344, 67072, 72704, 74408, 75456, 81792, 83709, 100608, 109056, 111612, 113184, 122688, 134144, 148816, 150912, 163584, 167418, 201216, 218112, 223224, 226368, 245376, 251127, 297632, 301824, 327168, 334836, 402432, 446448, 452736, 490752, 502254, 595264, 603648, 654336, 669672, 892896, 905472, 981504, 1004508, 1190528, 1207296, 1339344, 1785792, 1810944, 1963008, 2009016, 2381056, 2678688, 3571584, 3621888, 4018032, 4762112, 5357376, 7143168, 8036064, 9524224, 10714752, 14286336, 16072128, 21429504, 28572672, 32144256, 42859008, 64288512, 85718016, 128577024, 257154048]

約数ペア:

[(1, 257154048), (2, 128577024), (3, 85718016), (4, 64288512), (6, 42859008), (8, 32144256), (9, 28572672), (12, 21429504), (16, 16072128), (18, 14286336), (24, 10714752), (27, 9524224), (32, 8036064), (36, 7143168), (48, 5357376), (54, 4762112), (64, 4018032), (71, 3621888), (72, 3571584), (96, 2678688), (108, 2381056), (128, 2009016), (131, 1963008), (142, 1810944), (144, 1785792), (192, 1339344), (213, 1207296), (216, 1190528), (256, 1004508), (262, 981504), (284, 905472), (288, 892896), (384, 669672), (393, 654336), (426, 603648), (432, 595264), (512, 502254), (524, 490752), (568, 452736), (576, 446448), (639, 402432), (768, 334836), (786, 327168), (852, 301824), (864, 297632), (1024, 251127), (1048, 245376), (1136, 226368), (1152, 223224), (1179, 218112), (1278, 201216), (1536, 167418), (1572, 163584), (1704, 150912), (1728, 148816), (1917, 134144), (2096, 122688), (2272, 113184), (2304, 111612), (2358, 109056), (2556, 100608), (3072, 83709), (3144, 81792), (3408, 75456), (3456, 74408), (3537, 72704), (3834, 67072), (4192, 61344), (4544, 56592), (4608, 55806), (4716, 54528), (5112, 50304), (6288, 40896), (6816, 37728), (6912, 37204), (7074, 36352), (7668, 33536), (8384, 30672), (9088, 28296), (9216, 27903), (9301, 27648), (9432, 27264), (10224, 25152), (12576, 20448), (13632, 18864), (13824, 18602), (14148, 18176), (15336, 16768)]