149040256

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{61283}}^1$

素因数の和:61316

約数の個数: 32

約数和(自身を含む): 312548400

約数和(自身を除く): 163508144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 61283, 122566, 245132, 490264, 980528, 1164377, 1961056, 2328754, 3922112, 4657508, 7844224, 9315016, 18630032, 37260064, 74520128, 149040256]

約数ペア:

[(1, 149040256), (2, 74520128), (4, 37260064), (8, 18630032), (16, 9315016), (19, 7844224), (32, 4657508), (38, 3922112), (64, 2328754), (76, 1961056), (128, 1164377), (152, 980528), (304, 490264), (608, 245132), (1216, 122566), (2432, 61283)]