279087536

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 685737360

約数和(自身を除く): 406649824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 139, 182, 196, 197, 208, 278, 364, 392, 394, 556, 637, 728, 784, 788, 973, 1112, 1274, 1379, 1456, 1576, 1807, 1946, 2224, 2548, 2561, 2758, 3152, 3614, 3892, 5096, 5122, 5516, 6811, 7228, 7784, 9653, 10192, 10244, 11032, 12649, 13622, 14456, 15568, 17927, 19306, 20488, 22064, 25298, 27244, 27383, 28912, 35854, 38612, 40976, 50596, 54488, 54766, 71708, 77224, 88543, 101192, 108976, 109532, 125489, 143416, 154448, 177086, 191681, 202384, 219064, 250978, 286832, 354172, 355979, 383362, 438128, 501956, 708344, 711958, 766724, 1003912, 1341767, 1416688, 1423916, 1533448, 2007824, 2491853, 2683534, 2847832, 3066896, 4983706, 5367068, 5695664, 9967412, 10734136, 17442971, 19934824, 21468272, 34885942, 39869648, 69771884, 139543768, 279087536]

約数ペア:

[(1, 279087536), (2, 139543768), (4, 69771884), (7, 39869648), (8, 34885942), (13, 21468272), (14, 19934824), (16, 17442971), (26, 10734136), (28, 9967412), (49, 5695664), (52, 5367068), (56, 4983706), (91, 3066896), (98, 2847832), (104, 2683534), (112, 2491853), (139, 2007824), (182, 1533448), (196, 1423916), (197, 1416688), (208, 1341767), (278, 1003912), (364, 766724), (392, 711958), (394, 708344), (556, 501956), (637, 438128), (728, 383362), (784, 355979), (788, 354172), (973, 286832), (1112, 250978), (1274, 219064), (1379, 202384), (1456, 191681), (1576, 177086), (1807, 154448), (1946, 143416), (2224, 125489), (2548, 109532), (2561, 108976), (2758, 101192), (3152, 88543), (3614, 77224), (3892, 71708), (5096, 54766), (5122, 54488), (5516, 50596), (6811, 40976), (7228, 38612), (7784, 35854), (9653, 28912), (10192, 27383), (10244, 27244), (11032, 25298), (12649, 22064), (13622, 20488), (14456, 19306), (15568, 17927)]