256673144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 612508320

約数和(自身を除く): 355835176

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 52, 56, 74, 91, 104, 148, 169, 182, 259, 296, 338, 364, 481, 518, 676, 728, 733, 962, 1036, 1183, 1352, 1466, 1924, 2072, 2366, 2932, 3367, 3848, 4732, 5131, 5864, 6253, 6734, 9464, 9529, 10262, 12506, 13468, 19058, 20524, 25012, 26936, 27121, 38116, 41048, 43771, 50024, 54242, 66703, 76232, 87542, 108484, 123877, 133406, 175084, 189847, 216968, 247754, 266812, 350168, 352573, 379694, 495508, 533624, 705146, 759388, 867139, 991016, 1410292, 1518776, 1734278, 2468011, 2820584, 3468556, 4583449, 4936022, 6937112, 9166898, 9872044, 18333796, 19744088, 32084143, 36667592, 64168286, 128336572, 256673144]

約数ペア:

[(1, 256673144), (2, 128336572), (4, 64168286), (7, 36667592), (8, 32084143), (13, 19744088), (14, 18333796), (26, 9872044), (28, 9166898), (37, 6937112), (52, 4936022), (56, 4583449), (74, 3468556), (91, 2820584), (104, 2468011), (148, 1734278), (169, 1518776), (182, 1410292), (259, 991016), (296, 867139), (338, 759388), (364, 705146), (481, 533624), (518, 495508), (676, 379694), (728, 352573), (733, 350168), (962, 266812), (1036, 247754), (1183, 216968), (1352, 189847), (1466, 175084), (1924, 133406), (2072, 123877), (2366, 108484), (2932, 87542), (3367, 76232), (3848, 66703), (4732, 54242), (5131, 50024), (5864, 43771), (6253, 41048), (6734, 38116), (9464, 27121), (9529, 26936), (10262, 25012), (12506, 20524), (13468, 19058)]