128235648

素因数分解:

$2^7\times 3^1\times {\mathrm{107}}^1\times {\mathrm{3121}}^1$

素因数の和:3245

約数の個数: 64

約数和(自身を含む): 343919520

約数和(自身を除く): 215683872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 128, 192, 214, 321, 384, 428, 642, 856, 1284, 1712, 2568, 3121, 3424, 5136, 6242, 6848, 9363, 10272, 12484, 13696, 18726, 20544, 24968, 37452, 41088, 49936, 74904, 99872, 149808, 199744, 299616, 333947, 399488, 599232, 667894, 1001841, 1198464, 1335788, 2003682, 2671576, 4007364, 5343152, 8014728, 10686304, 16029456, 21372608, 32058912, 42745216, 64117824, 128235648]

約数ペア:

[(1, 128235648), (2, 64117824), (3, 42745216), (4, 32058912), (6, 21372608), (8, 16029456), (12, 10686304), (16, 8014728), (24, 5343152), (32, 4007364), (48, 2671576), (64, 2003682), (96, 1335788), (107, 1198464), (128, 1001841), (192, 667894), (214, 599232), (321, 399488), (384, 333947), (428, 299616), (642, 199744), (856, 149808), (1284, 99872), (1712, 74904), (2568, 49936), (3121, 41088), (3424, 37452), (5136, 24968), (6242, 20544), (6848, 18726), (9363, 13696), (10272, 12484)]