284437760

素因数分解:

$2^8\times 5^1\times {\mathrm{317}}^1\times {\mathrm{701}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 684441576

約数和(自身を除く): 400003816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 317, 320, 634, 640, 701, 1268, 1280, 1402, 1585, 2536, 2804, 3170, 3505, 5072, 5608, 6340, 7010, 10144, 11216, 12680, 14020, 20288, 22432, 25360, 28040, 40576, 44864, 50720, 56080, 81152, 89728, 101440, 112160, 179456, 202880, 222217, 224320, 405760, 444434, 448640, 888868, 897280, 1111085, 1777736, 2222170, 3555472, 4444340, 7110944, 8888680, 14221888, 17777360, 28443776, 35554720, 56887552, 71109440, 142218880, 284437760]

約数ペア:

[(1, 284437760), (2, 142218880), (4, 71109440), (5, 56887552), (8, 35554720), (10, 28443776), (16, 17777360), (20, 14221888), (32, 8888680), (40, 7110944), (64, 4444340), (80, 3555472), (128, 2222170), (160, 1777736), (256, 1111085), (317, 897280), (320, 888868), (634, 448640), (640, 444434), (701, 405760), (1268, 224320), (1280, 222217), (1402, 202880), (1585, 179456), (2536, 112160), (2804, 101440), (3170, 89728), (3505, 81152), (5072, 56080), (5608, 50720), (6340, 44864), (7010, 40576), (10144, 28040), (11216, 25360), (12680, 22432), (14020, 20288)]