203206640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 589295616

約数和(自身を除く): 386088976

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 103, 104, 112, 130, 140, 182, 206, 208, 260, 271, 280, 364, 412, 455, 515, 520, 542, 560, 721, 728, 824, 910, 1030, 1040, 1084, 1339, 1355, 1442, 1456, 1648, 1820, 1897, 2060, 2168, 2678, 2710, 2884, 3523, 3605, 3640, 3794, 4120, 4336, 5356, 5420, 5768, 6695, 7046, 7210, 7280, 7588, 8240, 9373, 9485, 10712, 10840, 11536, 13390, 14092, 14420, 15176, 17615, 18746, 18970, 21424, 21680, 24661, 26780, 27913, 28184, 28840, 30352, 35230, 37492, 37940, 46865, 49322, 53560, 55826, 56368, 57680, 70460, 74984, 75880, 93730, 98644, 107120, 111652, 123305, 139565, 140920, 149968, 151760, 187460, 195391, 197288, 223304, 246610, 279130, 281840, 362869, 374920, 390782, 394576, 446608, 493220, 558260, 725738, 749840, 781564, 976955, 986440, 1116520, 1451476, 1563128, 1814345, 1953910, 1972880, 2233040, 2540083, 2902952, 3126256, 3628690, 3907820, 5080166, 5805904, 7257380, 7815640, 10160332, 12700415, 14514760, 15631280, 20320664, 25400830, 29029520, 40641328, 50801660, 101603320, 203206640]

約数ペア:

[(1, 203206640), (2, 101603320), (4, 50801660), (5, 40641328), (7, 29029520), (8, 25400830), (10, 20320664), (13, 15631280), (14, 14514760), (16, 12700415), (20, 10160332), (26, 7815640), (28, 7257380), (35, 5805904), (40, 5080166), (52, 3907820), (56, 3628690), (65, 3126256), (70, 2902952), (80, 2540083), (91, 2233040), (103, 1972880), (104, 1953910), (112, 1814345), (130, 1563128), (140, 1451476), (182, 1116520), (206, 986440), (208, 976955), (260, 781564), (271, 749840), (280, 725738), (364, 558260), (412, 493220), (455, 446608), (515, 394576), (520, 390782), (542, 374920), (560, 362869), (721, 281840), (728, 279130), (824, 246610), (910, 223304), (1030, 197288), (1040, 195391), (1084, 187460), (1339, 151760), (1355, 149968), (1442, 140920), (1456, 139565), (1648, 123305), (1820, 111652), (1897, 107120), (2060, 98644), (2168, 93730), (2678, 75880), (2710, 74984), (2884, 70460), (3523, 57680), (3605, 56368), (3640, 55826), (3794, 53560), (4120, 49322), (4336, 46865), (5356, 37940), (5420, 37492), (5768, 35230), (6695, 30352), (7046, 28840), (7210, 28184), (7280, 27913), (7588, 26780), (8240, 24661), (9373, 21680), (9485, 21424), (10712, 18970), (10840, 18746), (11536, 17615), (13390, 15176), (14092, 14420)]