311054848

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2797

約数の個数: 80

約数和(自身を含む): 708939000

約数和(自身を除く): 397884152

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 416, 442, 512, 544, 832, 884, 1088, 1664, 1768, 2176, 2749, 3328, 3536, 4352, 5498, 6656, 7072, 8704, 10996, 14144, 21992, 28288, 35737, 43984, 46733, 56576, 71474, 87968, 93466, 113152, 142948, 175936, 186932, 285896, 351872, 373864, 571792, 607529, 703744, 747728, 1143584, 1215058, 1407488, 1495456, 2287168, 2430116, 2990912, 4574336, 4860232, 5981824, 9148672, 9720464, 11963648, 18297344, 19440928, 23927296, 38881856, 77763712, 155527424, 311054848]

約数ペア:

[(1, 311054848), (2, 155527424), (4, 77763712), (8, 38881856), (13, 23927296), (16, 19440928), (17, 18297344), (26, 11963648), (32, 9720464), (34, 9148672), (52, 5981824), (64, 4860232), (68, 4574336), (104, 2990912), (128, 2430116), (136, 2287168), (208, 1495456), (221, 1407488), (256, 1215058), (272, 1143584), (416, 747728), (442, 703744), (512, 607529), (544, 571792), (832, 373864), (884, 351872), (1088, 285896), (1664, 186932), (1768, 175936), (2176, 142948), (2749, 113152), (3328, 93466), (3536, 87968), (4352, 71474), (5498, 56576), (6656, 46733), (7072, 43984), (8704, 35737), (10996, 28288), (14144, 21992)]