256859136

素因数分解:

$2^{10}\times 3^2\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:666

約数の個数: 132

約数和(自身を含む): 758732832

約数和(自身を除く): 501873696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 128, 141, 144, 188, 192, 256, 282, 288, 376, 384, 423, 512, 564, 576, 593, 752, 768, 846, 1024, 1128, 1152, 1186, 1504, 1536, 1692, 1779, 2256, 2304, 2372, 3008, 3072, 3384, 3558, 4512, 4608, 4744, 5337, 6016, 6768, 7116, 9024, 9216, 9488, 10674, 12032, 13536, 14232, 18048, 18976, 21348, 24064, 27072, 27871, 28464, 36096, 37952, 42696, 48128, 54144, 55742, 56928, 72192, 75904, 83613, 85392, 108288, 111484, 113856, 144384, 151808, 167226, 170784, 216576, 222968, 227712, 250839, 303616, 334452, 341568, 433152, 445936, 455424, 501678, 607232, 668904, 683136, 891872, 910848, 1003356, 1337808, 1366272, 1783744, 1821696, 2006712, 2675616, 2732544, 3567488, 4013424, 5351232, 5465088, 7134976, 8026848, 10702464, 14269952, 16053696, 21404928, 28539904, 32107392, 42809856, 64214784, 85619712, 128429568, 256859136]

約数ペア:

[(1, 256859136), (2, 128429568), (3, 85619712), (4, 64214784), (6, 42809856), (8, 32107392), (9, 28539904), (12, 21404928), (16, 16053696), (18, 14269952), (24, 10702464), (32, 8026848), (36, 7134976), (47, 5465088), (48, 5351232), (64, 4013424), (72, 3567488), (94, 2732544), (96, 2675616), (128, 2006712), (141, 1821696), (144, 1783744), (188, 1366272), (192, 1337808), (256, 1003356), (282, 910848), (288, 891872), (376, 683136), (384, 668904), (423, 607232), (512, 501678), (564, 455424), (576, 445936), (593, 433152), (752, 341568), (768, 334452), (846, 303616), (1024, 250839), (1128, 227712), (1152, 222968), (1186, 216576), (1504, 170784), (1536, 167226), (1692, 151808), (1779, 144384), (2256, 113856), (2304, 111484), (2372, 108288), (3008, 85392), (3072, 83613), (3384, 75904), (3558, 72192), (4512, 56928), (4608, 55742), (4744, 54144), (5337, 48128), (6016, 42696), (6768, 37952), (7116, 36096), (9024, 28464), (9216, 27871), (9488, 27072), (10674, 24064), (12032, 21348), (13536, 18976), (14232, 18048)]