222287560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{907}}^1$

素因数の和:1486

約数の個数: 64

約数和(自身を含む): 547197120

約数和(自身を除く): 324909560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 557, 907, 1114, 1814, 2228, 2785, 3628, 4456, 4535, 5570, 6127, 7256, 9070, 9977, 11140, 12254, 18140, 19954, 22280, 24508, 30635, 36280, 39908, 49016, 49885, 61270, 79816, 99770, 122540, 199540, 245080, 399080, 505199, 1010398, 2020796, 2525995, 4041592, 5051990, 5557189, 10103980, 11114378, 20207960, 22228756, 27785945, 44457512, 55571890, 111143780, 222287560]

約数ペア:

[(1, 222287560), (2, 111143780), (4, 55571890), (5, 44457512), (8, 27785945), (10, 22228756), (11, 20207960), (20, 11114378), (22, 10103980), (40, 5557189), (44, 5051990), (55, 4041592), (88, 2525995), (110, 2020796), (220, 1010398), (440, 505199), (557, 399080), (907, 245080), (1114, 199540), (1814, 122540), (2228, 99770), (2785, 79816), (3628, 61270), (4456, 49885), (4535, 49016), (5570, 39908), (6127, 36280), (7256, 30635), (9070, 24508), (9977, 22280), (11140, 19954), (12254, 18140)]