68810664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 198696960

約数和(自身を除く): 129886296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 43, 46, 52, 69, 78, 86, 92, 104, 129, 138, 156, 172, 184, 223, 258, 276, 299, 312, 344, 446, 516, 552, 559, 598, 669, 892, 897, 989, 1032, 1118, 1196, 1338, 1677, 1784, 1794, 1978, 2236, 2392, 2676, 2899, 2967, 3354, 3588, 3956, 4472, 5129, 5352, 5798, 5934, 6708, 7176, 7912, 8697, 9589, 10258, 11596, 11868, 12857, 13416, 15387, 17394, 19178, 20516, 23192, 23736, 25714, 28767, 30774, 34788, 38356, 38571, 41032, 51428, 57534, 61548, 66677, 69576, 76712, 77142, 102856, 115068, 123096, 124657, 133354, 154284, 200031, 220547, 230136, 249314, 266708, 308568, 373971, 400062, 441094, 498628, 533416, 661641, 747942, 800124, 882188, 997256, 1323282, 1495884, 1600248, 1764376, 2646564, 2867111, 2991768, 5293128, 5734222, 8601333, 11468444, 17202666, 22936888, 34405332, 68810664]

約数ペア:

[(1, 68810664), (2, 34405332), (3, 22936888), (4, 17202666), (6, 11468444), (8, 8601333), (12, 5734222), (13, 5293128), (23, 2991768), (24, 2867111), (26, 2646564), (39, 1764376), (43, 1600248), (46, 1495884), (52, 1323282), (69, 997256), (78, 882188), (86, 800124), (92, 747942), (104, 661641), (129, 533416), (138, 498628), (156, 441094), (172, 400062), (184, 373971), (223, 308568), (258, 266708), (276, 249314), (299, 230136), (312, 220547), (344, 200031), (446, 154284), (516, 133354), (552, 124657), (559, 123096), (598, 115068), (669, 102856), (892, 77142), (897, 76712), (989, 69576), (1032, 66677), (1118, 61548), (1196, 57534), (1338, 51428), (1677, 41032), (1784, 38571), (1794, 38356), (1978, 34788), (2236, 30774), (2392, 28767), (2676, 25714), (2899, 23736), (2967, 23192), (3354, 20516), (3588, 19178), (3956, 17394), (4472, 15387), (5129, 13416), (5352, 12857), (5798, 11868), (5934, 11596), (6708, 10258), (7176, 9589), (7912, 8697)]