128718432

素因数分解:

$2^5\times 3^2\times {\mathrm{107}}^1\times {\mathrm{4177}}^1$

素因数の和:4300

約数の個数: 72

約数和(自身を含む): 369552456

約数和(自身を除く): 240834024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 107, 144, 214, 288, 321, 428, 642, 856, 963, 1284, 1712, 1926, 2568, 3424, 3852, 4177, 5136, 7704, 8354, 10272, 12531, 15408, 16708, 25062, 30816, 33416, 37593, 50124, 66832, 75186, 100248, 133664, 150372, 200496, 300744, 400992, 446939, 601488, 893878, 1202976, 1340817, 1787756, 2681634, 3575512, 4022451, 5363268, 7151024, 8044902, 10726536, 14302048, 16089804, 21453072, 32179608, 42906144, 64359216, 128718432]

約数ペア:

[(1, 128718432), (2, 64359216), (3, 42906144), (4, 32179608), (6, 21453072), (8, 16089804), (9, 14302048), (12, 10726536), (16, 8044902), (18, 7151024), (24, 5363268), (32, 4022451), (36, 3575512), (48, 2681634), (72, 1787756), (96, 1340817), (107, 1202976), (144, 893878), (214, 601488), (288, 446939), (321, 400992), (428, 300744), (642, 200496), (856, 150372), (963, 133664), (1284, 100248), (1712, 75186), (1926, 66832), (2568, 50124), (3424, 37593), (3852, 33416), (4177, 30816), (5136, 25062), (7704, 16708), (8354, 15408), (10272, 12531)]