168216516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 108

約数和(自身を含む): 471879408

約数和(自身を除く): 303662892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 169, 172, 234, 258, 338, 387, 468, 507, 516, 559, 643, 676, 774, 1014, 1118, 1286, 1521, 1548, 1677, 1929, 2028, 2236, 2572, 3042, 3354, 3858, 5031, 5787, 6084, 6708, 7267, 7716, 8359, 10062, 11574, 14534, 16718, 20124, 21801, 23148, 25077, 27649, 29068, 33436, 43602, 50154, 55298, 65403, 75231, 82947, 87204, 100308, 108667, 110596, 130806, 150462, 165894, 217334, 248841, 261612, 300924, 326001, 331788, 359437, 434668, 497682, 652002, 718874, 978003, 995364, 1078311, 1304004, 1437748, 1956006, 2156622, 3234933, 3912012, 4313244, 4672681, 6469866, 9345362, 12939732, 14018043, 18690724, 28036086, 42054129, 56072172, 84108258, 168216516]

約数ペア:

[(1, 168216516), (2, 84108258), (3, 56072172), (4, 42054129), (6, 28036086), (9, 18690724), (12, 14018043), (13, 12939732), (18, 9345362), (26, 6469866), (36, 4672681), (39, 4313244), (43, 3912012), (52, 3234933), (78, 2156622), (86, 1956006), (117, 1437748), (129, 1304004), (156, 1078311), (169, 995364), (172, 978003), (234, 718874), (258, 652002), (338, 497682), (387, 434668), (468, 359437), (507, 331788), (516, 326001), (559, 300924), (643, 261612), (676, 248841), (774, 217334), (1014, 165894), (1118, 150462), (1286, 130806), (1521, 110596), (1548, 108667), (1677, 100308), (1929, 87204), (2028, 82947), (2236, 75231), (2572, 65403), (3042, 55298), (3354, 50154), (3858, 43602), (5031, 33436), (5787, 29068), (6084, 27649), (6708, 25077), (7267, 23148), (7716, 21801), (8359, 20124), (10062, 16718), (11574, 14534)]