647338848

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2633}}^1$

素因数の和:2856

約数の個数: 96

約数和(自身を含む): 1839964896

約数和(自身を除く): 1192626048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 197, 208, 312, 394, 416, 591, 624, 788, 1182, 1248, 1576, 2364, 2561, 2633, 3152, 4728, 5122, 5266, 6304, 7683, 7899, 9456, 10244, 10532, 15366, 15798, 18912, 20488, 21064, 30732, 31596, 34229, 40976, 42128, 61464, 63192, 68458, 81952, 84256, 102687, 122928, 126384, 136916, 205374, 245856, 252768, 273832, 410748, 518701, 547664, 821496, 1037402, 1095328, 1556103, 1642992, 2074804, 3112206, 3285984, 4149608, 6224412, 6743113, 8299216, 12448824, 13486226, 16598432, 20229339, 24897648, 26972452, 40458678, 49795296, 53944904, 80917356, 107889808, 161834712, 215779616, 323669424, 647338848]

約数ペア:

[(1, 647338848), (2, 323669424), (3, 215779616), (4, 161834712), (6, 107889808), (8, 80917356), (12, 53944904), (13, 49795296), (16, 40458678), (24, 26972452), (26, 24897648), (32, 20229339), (39, 16598432), (48, 13486226), (52, 12448824), (78, 8299216), (96, 6743113), (104, 6224412), (156, 4149608), (197, 3285984), (208, 3112206), (312, 2074804), (394, 1642992), (416, 1556103), (591, 1095328), (624, 1037402), (788, 821496), (1182, 547664), (1248, 518701), (1576, 410748), (2364, 273832), (2561, 252768), (2633, 245856), (3152, 205374), (4728, 136916), (5122, 126384), (5266, 122928), (6304, 102687), (7683, 84256), (7899, 81952), (9456, 68458), (10244, 63192), (10532, 61464), (15366, 42128), (15798, 40976), (18912, 34229), (20488, 31596), (21064, 30732)]