128711776

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1691

約数の個数: 48

約数和(自身を含む): 268833600

約数和(自身を除く): 140121824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 556, 608, 1112, 1523, 2224, 2641, 3046, 4448, 5282, 6092, 10564, 12184, 21128, 24368, 28937, 42256, 48736, 57874, 84512, 115748, 211697, 231496, 423394, 462992, 846788, 925984, 1693576, 3387152, 4022243, 6774304, 8044486, 16088972, 32177944, 64355888, 128711776]

約数ペア:

[(1, 128711776), (2, 64355888), (4, 32177944), (8, 16088972), (16, 8044486), (19, 6774304), (32, 4022243), (38, 3387152), (76, 1693576), (139, 925984), (152, 846788), (278, 462992), (304, 423394), (556, 231496), (608, 211697), (1112, 115748), (1523, 84512), (2224, 57874), (2641, 48736), (3046, 42256), (4448, 28937), (5282, 24368), (6092, 21128), (10564, 12184)]