397339728

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 1051272000

約数和(自身を除く): 653932272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 313, 318, 424, 499, 626, 636, 848, 939, 998, 1252, 1272, 1497, 1878, 1996, 2504, 2544, 2994, 3756, 3992, 5008, 5988, 7512, 7984, 11976, 15024, 16589, 23952, 26447, 33178, 49767, 52894, 66356, 79341, 99534, 105788, 132712, 156187, 158682, 199068, 211576, 265424, 312374, 317364, 398136, 423152, 468561, 624748, 634728, 796272, 937122, 1249496, 1269456, 1874244, 2498992, 3748488, 7496976, 8277911, 16555822, 24833733, 33111644, 49667466, 66223288, 99334932, 132446576, 198669864, 397339728]

約数ペア:

[(1, 397339728), (2, 198669864), (3, 132446576), (4, 99334932), (6, 66223288), (8, 49667466), (12, 33111644), (16, 24833733), (24, 16555822), (48, 8277911), (53, 7496976), (106, 3748488), (159, 2498992), (212, 1874244), (313, 1269456), (318, 1249496), (424, 937122), (499, 796272), (626, 634728), (636, 624748), (848, 468561), (939, 423152), (998, 398136), (1252, 317364), (1272, 312374), (1497, 265424), (1878, 211576), (1996, 199068), (2504, 158682), (2544, 156187), (2994, 132712), (3756, 105788), (3992, 99534), (5008, 79341), (5988, 66356), (7512, 52894), (7984, 49767), (11976, 33178), (15024, 26447), (16589, 23952)]