128646528

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 359562240

約数和(自身を除く): 230915712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 101, 107, 124, 128, 186, 192, 202, 214, 248, 303, 321, 372, 384, 404, 428, 496, 606, 642, 744, 808, 856, 992, 1212, 1284, 1488, 1616, 1712, 1984, 2424, 2568, 2976, 3131, 3232, 3317, 3424, 3968, 4848, 5136, 5952, 6262, 6464, 6634, 6848, 9393, 9696, 9951, 10272, 10807, 11904, 12524, 12928, 13268, 13696, 18786, 19392, 19902, 20544, 21614, 25048, 26536, 32421, 37572, 38784, 39804, 41088, 43228, 50096, 53072, 64842, 75144, 79608, 86456, 100192, 106144, 129684, 150288, 159216, 172912, 200384, 212288, 259368, 300576, 318432, 335017, 345824, 400768, 424576, 518736, 601152, 636864, 670034, 691648, 1005051, 1037472, 1202304, 1273728, 1340068, 1383296, 2010102, 2074944, 2680136, 4020204, 4149888, 5360272, 8040408, 10720544, 16080816, 21441088, 32161632, 42882176, 64323264, 128646528]

約数ペア:

[(1, 128646528), (2, 64323264), (3, 42882176), (4, 32161632), (6, 21441088), (8, 16080816), (12, 10720544), (16, 8040408), (24, 5360272), (31, 4149888), (32, 4020204), (48, 2680136), (62, 2074944), (64, 2010102), (93, 1383296), (96, 1340068), (101, 1273728), (107, 1202304), (124, 1037472), (128, 1005051), (186, 691648), (192, 670034), (202, 636864), (214, 601152), (248, 518736), (303, 424576), (321, 400768), (372, 345824), (384, 335017), (404, 318432), (428, 300576), (496, 259368), (606, 212288), (642, 200384), (744, 172912), (808, 159216), (856, 150288), (992, 129684), (1212, 106144), (1284, 100192), (1488, 86456), (1616, 79608), (1712, 75144), (1984, 64842), (2424, 53072), (2568, 50096), (2976, 43228), (3131, 41088), (3232, 39804), (3317, 38784), (3424, 37572), (3968, 32421), (4848, 26536), (5136, 25048), (5952, 21614), (6262, 20544), (6464, 19902), (6634, 19392), (6848, 18786), (9393, 13696), (9696, 13268), (9951, 12928), (10272, 12524), (10807, 11904)]