279441708

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 825834240

約数和(自身を除く): 546392532

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 139, 147, 156, 182, 196, 263, 273, 278, 294, 364, 417, 526, 546, 556, 588, 637, 789, 834, 973, 1052, 1092, 1274, 1578, 1668, 1807, 1841, 1911, 1946, 2548, 2919, 3156, 3419, 3614, 3682, 3822, 3892, 5421, 5523, 5838, 6811, 6838, 7228, 7364, 7644, 10257, 10842, 11046, 11676, 12649, 12887, 13622, 13676, 20433, 20514, 21684, 22092, 23933, 25298, 25774, 27244, 36557, 37947, 38661, 40866, 41028, 47866, 50596, 51548, 71799, 73114, 75894, 77322, 81732, 88543, 95732, 109671, 143598, 146228, 151788, 154644, 167531, 177086, 219342, 255899, 265629, 287196, 335062, 354172, 438684, 475241, 502593, 511798, 531258, 670124, 767697, 950482, 1005186, 1023596, 1062516, 1425723, 1535394, 1791293, 1900964, 2010372, 2851446, 3070788, 3326687, 3582586, 5373879, 5702892, 6653374, 7165172, 9980061, 10747758, 13306748, 19960122, 21495516, 23286809, 39920244, 46573618, 69860427, 93147236, 139720854, 279441708]

約数ペア:

[(1, 279441708), (2, 139720854), (3, 93147236), (4, 69860427), (6, 46573618), (7, 39920244), (12, 23286809), (13, 21495516), (14, 19960122), (21, 13306748), (26, 10747758), (28, 9980061), (39, 7165172), (42, 6653374), (49, 5702892), (52, 5373879), (78, 3582586), (84, 3326687), (91, 3070788), (98, 2851446), (139, 2010372), (147, 1900964), (156, 1791293), (182, 1535394), (196, 1425723), (263, 1062516), (273, 1023596), (278, 1005186), (294, 950482), (364, 767697), (417, 670124), (526, 531258), (546, 511798), (556, 502593), (588, 475241), (637, 438684), (789, 354172), (834, 335062), (973, 287196), (1052, 265629), (1092, 255899), (1274, 219342), (1578, 177086), (1668, 167531), (1807, 154644), (1841, 151788), (1911, 146228), (1946, 143598), (2548, 109671), (2919, 95732), (3156, 88543), (3419, 81732), (3614, 77322), (3682, 75894), (3822, 73114), (3892, 71799), (5421, 51548), (5523, 50596), (5838, 47866), (6811, 41028), (6838, 40866), (7228, 38661), (7364, 37947), (7644, 36557), (10257, 27244), (10842, 25774), (11046, 25298), (11676, 23933), (12649, 22092), (12887, 21684), (13622, 20514), (13676, 20433)]