221660416

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 493215156

約数和(自身を除く): 271554740

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 53, 62, 64, 68, 106, 124, 128, 136, 212, 248, 256, 272, 424, 496, 527, 544, 848, 901, 961, 992, 1054, 1088, 1643, 1696, 1802, 1922, 1984, 2108, 2176, 3286, 3392, 3604, 3844, 3968, 4216, 4352, 6572, 6784, 7208, 7688, 7936, 8432, 13144, 13568, 14416, 15376, 16337, 16864, 26288, 27931, 28832, 30752, 32674, 33728, 50933, 52576, 55862, 57664, 61504, 65348, 67456, 101866, 105152, 111724, 115328, 123008, 130696, 134912, 203732, 210304, 223448, 230656, 246016, 261392, 407464, 420608, 446896, 522784, 814928, 865861, 893792, 1045568, 1629856, 1731722, 1787584, 2091136, 3259712, 3463444, 3575168, 4182272, 6519424, 6926888, 7150336, 13038848, 13853776, 27707552, 55415104, 110830208, 221660416]

約数ペア:

[(1, 221660416), (2, 110830208), (4, 55415104), (8, 27707552), (16, 13853776), (17, 13038848), (31, 7150336), (32, 6926888), (34, 6519424), (53, 4182272), (62, 3575168), (64, 3463444), (68, 3259712), (106, 2091136), (124, 1787584), (128, 1731722), (136, 1629856), (212, 1045568), (248, 893792), (256, 865861), (272, 814928), (424, 522784), (496, 446896), (527, 420608), (544, 407464), (848, 261392), (901, 246016), (961, 230656), (992, 223448), (1054, 210304), (1088, 203732), (1643, 134912), (1696, 130696), (1802, 123008), (1922, 115328), (1984, 111724), (2108, 105152), (2176, 101866), (3286, 67456), (3392, 65348), (3604, 61504), (3844, 57664), (3968, 55862), (4216, 52576), (4352, 50933), (6572, 33728), (6784, 32674), (7208, 30752), (7688, 28832), (7936, 27931), (8432, 26288), (13144, 16864), (13568, 16337), (14416, 15376)]