128976256

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 272890800

約数和(自身を除く): 143914544

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 181, 293, 304, 362, 586, 608, 724, 1172, 1216, 1448, 2344, 2432, 2896, 3439, 4688, 5567, 5792, 6878, 9376, 11134, 11584, 13756, 18752, 22268, 23168, 27512, 37504, 44536, 53033, 55024, 89072, 106066, 110048, 178144, 212132, 220096, 356288, 424264, 440192, 712576, 848528, 1007627, 1697056, 2015254, 3394112, 4030508, 6788224, 8061016, 16122032, 32244064, 64488128, 128976256]

約数ペア:

[(1, 128976256), (2, 64488128), (4, 32244064), (8, 16122032), (16, 8061016), (19, 6788224), (32, 4030508), (38, 3394112), (64, 2015254), (76, 1697056), (128, 1007627), (152, 848528), (181, 712576), (293, 440192), (304, 424264), (362, 356288), (586, 220096), (608, 212132), (724, 178144), (1172, 110048), (1216, 106066), (1448, 89072), (2344, 55024), (2432, 53033), (2896, 44536), (3439, 37504), (4688, 27512), (5567, 23168), (5792, 22268), (6878, 18752), (9376, 13756), (11134, 11584)]