205919504

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 502467840

約数和(自身を除く): 296548336

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 79, 112, 119, 136, 148, 158, 238, 259, 272, 296, 316, 476, 518, 553, 592, 629, 632, 952, 1036, 1106, 1258, 1264, 1343, 1369, 1904, 2072, 2212, 2516, 2686, 2738, 2923, 4144, 4403, 4424, 5032, 5372, 5476, 5846, 8806, 8848, 9401, 9583, 10064, 10744, 10952, 11692, 17612, 18802, 19166, 20461, 21488, 21904, 23273, 23384, 35224, 37604, 38332, 40922, 46546, 46768, 49691, 70448, 75208, 76664, 81844, 93092, 99382, 108151, 150416, 153328, 162911, 163688, 186184, 198764, 216302, 325822, 327376, 347837, 372368, 397528, 432604, 651644, 695674, 757057, 795056, 865208, 1303288, 1391348, 1514114, 1730416, 1838567, 2606576, 2782696, 3028228, 3677134, 5565392, 6056456, 7354268, 12112912, 12869969, 14708536, 25739938, 29417072, 51479876, 102959752, 205919504]

約数ペア:

[(1, 205919504), (2, 102959752), (4, 51479876), (7, 29417072), (8, 25739938), (14, 14708536), (16, 12869969), (17, 12112912), (28, 7354268), (34, 6056456), (37, 5565392), (56, 3677134), (68, 3028228), (74, 2782696), (79, 2606576), (112, 1838567), (119, 1730416), (136, 1514114), (148, 1391348), (158, 1303288), (238, 865208), (259, 795056), (272, 757057), (296, 695674), (316, 651644), (476, 432604), (518, 397528), (553, 372368), (592, 347837), (629, 327376), (632, 325822), (952, 216302), (1036, 198764), (1106, 186184), (1258, 163688), (1264, 162911), (1343, 153328), (1369, 150416), (1904, 108151), (2072, 99382), (2212, 93092), (2516, 81844), (2686, 76664), (2738, 75208), (2923, 70448), (4144, 49691), (4403, 46768), (4424, 46546), (5032, 40922), (5372, 38332), (5476, 37604), (5846, 35224), (8806, 23384), (8848, 23273), (9401, 21904), (9583, 21488), (10064, 20461), (10744, 19166), (10952, 18802), (11692, 17612)]