257763264

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 168

約数和(自身を含む): 774825984

約数和(自身を除く): 517062720

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 127, 132, 176, 186, 192, 248, 254, 264, 341, 352, 372, 381, 496, 508, 528, 682, 704, 744, 762, 961, 992, 1016, 1023, 1056, 1364, 1397, 1488, 1524, 1922, 1984, 2032, 2046, 2112, 2728, 2794, 2883, 2976, 3048, 3844, 3937, 4064, 4092, 4191, 5456, 5588, 5766, 5952, 6096, 7688, 7874, 8128, 8184, 8382, 10571, 10912, 11176, 11532, 11811, 12192, 15376, 15748, 16368, 16764, 21142, 21824, 22352, 23064, 23622, 24384, 30752, 31496, 31713, 32736, 33528, 42284, 43307, 44704, 46128, 47244, 61504, 62992, 63426, 65472, 67056, 84568, 86614, 89408, 92256, 94488, 122047, 125984, 126852, 129921, 134112, 169136, 173228, 184512, 188976, 244094, 251968, 253704, 259842, 268224, 338272, 346456, 366141, 377952, 488188, 507408, 519684, 676544, 692912, 732282, 755904, 976376, 1014816, 1039368, 1342517, 1385824, 1464564, 1952752, 2029632, 2078736, 2685034, 2771648, 2929128, 3905504, 4027551, 4157472, 5370068, 5858256, 7811008, 8055102, 8314944, 10740136, 11716512, 16110204, 21480272, 23433024, 32220408, 42960544, 64440816, 85921088, 128881632, 257763264]

約数ペア:

[(1, 257763264), (2, 128881632), (3, 85921088), (4, 64440816), (6, 42960544), (8, 32220408), (11, 23433024), (12, 21480272), (16, 16110204), (22, 11716512), (24, 10740136), (31, 8314944), (32, 8055102), (33, 7811008), (44, 5858256), (48, 5370068), (62, 4157472), (64, 4027551), (66, 3905504), (88, 2929128), (93, 2771648), (96, 2685034), (124, 2078736), (127, 2029632), (132, 1952752), (176, 1464564), (186, 1385824), (192, 1342517), (248, 1039368), (254, 1014816), (264, 976376), (341, 755904), (352, 732282), (372, 692912), (381, 676544), (496, 519684), (508, 507408), (528, 488188), (682, 377952), (704, 366141), (744, 346456), (762, 338272), (961, 268224), (992, 259842), (1016, 253704), (1023, 251968), (1056, 244094), (1364, 188976), (1397, 184512), (1488, 173228), (1524, 169136), (1922, 134112), (1984, 129921), (2032, 126852), (2046, 125984), (2112, 122047), (2728, 94488), (2794, 92256), (2883, 89408), (2976, 86614), (3048, 84568), (3844, 67056), (3937, 65472), (4064, 63426), (4092, 62992), (4191, 61504), (5456, 47244), (5588, 46128), (5766, 44704), (5952, 43307), (6096, 42284), (7688, 33528), (7874, 32736), (8128, 31713), (8184, 31496), (8382, 30752), (10571, 24384), (10912, 23622), (11176, 23064), (11532, 22352), (11811, 21824), (12192, 21142), (15376, 16764), (15748, 16368)]