317439872

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:839

約数の個数: 64

約数和(自身を含む): 657137040

約数和(自身を除く): 339697168

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 97, 128, 148, 194, 296, 388, 592, 691, 776, 1184, 1382, 1552, 2368, 2764, 3104, 3589, 4736, 5528, 6208, 7178, 11056, 12416, 14356, 22112, 25567, 28712, 44224, 51134, 57424, 67027, 88448, 102268, 114848, 134054, 204536, 229696, 268108, 409072, 459392, 536216, 818144, 1072432, 1636288, 2144864, 2479999, 3272576, 4289728, 4959998, 8579456, 9919996, 19839992, 39679984, 79359968, 158719936, 317439872]

約数ペア:

[(1, 317439872), (2, 158719936), (4, 79359968), (8, 39679984), (16, 19839992), (32, 9919996), (37, 8579456), (64, 4959998), (74, 4289728), (97, 3272576), (128, 2479999), (148, 2144864), (194, 1636288), (296, 1072432), (388, 818144), (592, 536216), (691, 459392), (776, 409072), (1184, 268108), (1382, 229696), (1552, 204536), (2368, 134054), (2764, 114848), (3104, 102268), (3589, 88448), (4736, 67027), (5528, 57424), (6208, 51134), (7178, 44224), (11056, 28712), (12416, 25567), (14356, 22112)]