2189173672

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:791

約数の個数: 128

約数和(自身を含む): 5106032640

約数和(自身を除く): 2916858968

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 37, 46, 56, 71, 74, 92, 142, 148, 161, 184, 259, 284, 296, 322, 497, 518, 568, 644, 647, 851, 994, 1036, 1288, 1294, 1633, 1702, 1988, 2072, 2588, 2627, 3266, 3404, 3976, 4529, 5176, 5254, 5957, 6532, 6808, 9058, 10508, 11431, 11914, 13064, 14881, 18116, 18389, 21016, 22862, 23828, 23939, 29762, 36232, 36778, 45724, 45937, 47656, 47878, 59524, 60421, 73556, 91448, 91874, 95756, 104167, 119048, 120842, 147112, 167573, 183748, 191512, 208334, 241684, 321559, 335146, 367496, 416668, 422947, 483368, 550597, 643118, 670292, 833336, 845894, 1056551, 1101194, 1286236, 1340584, 1691788, 1699669, 2113102, 2202388, 2572472, 3383576, 3399338, 3854179, 4226204, 4404776, 6798676, 7395857, 7708358, 8452408, 11897683, 13597352, 14791714, 15416716, 23795366, 29583428, 30833432, 39092387, 47590732, 59166856, 78184774, 95181464, 156369548, 273646709, 312739096, 547293418, 1094586836, 2189173672]

約数ペア:

[(1, 2189173672), (2, 1094586836), (4, 547293418), (7, 312739096), (8, 273646709), (14, 156369548), (23, 95181464), (28, 78184774), (37, 59166856), (46, 47590732), (56, 39092387), (71, 30833432), (74, 29583428), (92, 23795366), (142, 15416716), (148, 14791714), (161, 13597352), (184, 11897683), (259, 8452408), (284, 7708358), (296, 7395857), (322, 6798676), (497, 4404776), (518, 4226204), (568, 3854179), (644, 3399338), (647, 3383576), (851, 2572472), (994, 2202388), (1036, 2113102), (1288, 1699669), (1294, 1691788), (1633, 1340584), (1702, 1286236), (1988, 1101194), (2072, 1056551), (2588, 845894), (2627, 833336), (3266, 670292), (3404, 643118), (3976, 550597), (4529, 483368), (5176, 422947), (5254, 416668), (5957, 367496), (6532, 335146), (6808, 321559), (9058, 241684), (10508, 208334), (11431, 191512), (11914, 183748), (13064, 167573), (14881, 147112), (18116, 120842), (18389, 119048), (21016, 104167), (22862, 95756), (23828, 91874), (23939, 91448), (29762, 73556), (36232, 60421), (36778, 59524), (45724, 47878), (45937, 47656)]