1275713824

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2071

約数の個数: 144

約数和(自身を含む): 3274992000

約数和(自身を除く): 1999278176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 37, 44, 49, 56, 74, 77, 88, 98, 112, 148, 154, 176, 196, 224, 259, 296, 308, 352, 392, 407, 518, 539, 592, 616, 784, 814, 1036, 1078, 1184, 1232, 1568, 1628, 1813, 1999, 2072, 2156, 2464, 2849, 3256, 3626, 3998, 4144, 4312, 5698, 6512, 7252, 7996, 8288, 8624, 11396, 13024, 13993, 14504, 15992, 17248, 19943, 21989, 22792, 27986, 29008, 31984, 39886, 43978, 45584, 55972, 58016, 63968, 73963, 79772, 87956, 91168, 97951, 111944, 147926, 153923, 159544, 175912, 195902, 223888, 295852, 307846, 319088, 351824, 391804, 447776, 517741, 591704, 615692, 638176, 703648, 783608, 813593, 1035482, 1077461, 1183408, 1231384, 1567216, 1627186, 2070964, 2154922, 2366816, 2462768, 3134432, 3254372, 3624187, 4141928, 4309844, 4925536, 5695151, 6508744, 7248374, 8283856, 8619688, 11390302, 13017488, 14496748, 16567712, 17239376, 22780604, 26034976, 28993496, 34478752, 39866057, 45561208, 57986992, 79732114, 91122416, 115973984, 159464228, 182244832, 318928456, 637856912, 1275713824]

約数ペア:

[(1, 1275713824), (2, 637856912), (4, 318928456), (7, 182244832), (8, 159464228), (11, 115973984), (14, 91122416), (16, 79732114), (22, 57986992), (28, 45561208), (32, 39866057), (37, 34478752), (44, 28993496), (49, 26034976), (56, 22780604), (74, 17239376), (77, 16567712), (88, 14496748), (98, 13017488), (112, 11390302), (148, 8619688), (154, 8283856), (176, 7248374), (196, 6508744), (224, 5695151), (259, 4925536), (296, 4309844), (308, 4141928), (352, 3624187), (392, 3254372), (407, 3134432), (518, 2462768), (539, 2366816), (592, 2154922), (616, 2070964), (784, 1627186), (814, 1567216), (1036, 1231384), (1078, 1183408), (1184, 1077461), (1232, 1035482), (1568, 813593), (1628, 783608), (1813, 703648), (1999, 638176), (2072, 615692), (2156, 591704), (2464, 517741), (2849, 447776), (3256, 391804), (3626, 351824), (3998, 319088), (4144, 307846), (4312, 295852), (5698, 223888), (6512, 195902), (7252, 175912), (7996, 159544), (8288, 153923), (8624, 147926), (11396, 111944), (13024, 97951), (13993, 91168), (14504, 87956), (15992, 79772), (17248, 73963), (19943, 63968), (21989, 58016), (22792, 55972), (27986, 45584), (29008, 43978), (31984, 39886)]