266903560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 754272000

約数和(自身を除く): 487368440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 193, 220, 280, 308, 385, 386, 440, 449, 616, 770, 772, 898, 965, 1351, 1540, 1544, 1796, 1930, 2123, 2245, 2702, 3080, 3143, 3592, 3860, 4246, 4490, 4939, 5404, 6286, 6755, 7720, 8492, 8980, 9878, 10615, 10808, 12572, 13510, 14861, 15715, 16984, 17960, 19756, 21230, 24695, 25144, 27020, 29722, 31430, 34573, 39512, 42460, 49390, 54040, 59444, 62860, 69146, 74305, 84920, 86657, 98780, 118888, 125720, 138292, 148610, 172865, 173314, 197560, 276584, 297220, 345730, 346628, 433285, 594440, 606599, 691460, 693256, 866570, 953227, 1213198, 1382920, 1733140, 1906454, 2426396, 3032995, 3466280, 3812908, 4766135, 4852792, 6065990, 6672589, 7625816, 9532270, 12131980, 13345178, 19064540, 24263960, 26690356, 33362945, 38129080, 53380712, 66725890, 133451780, 266903560]

約数ペア:

[(1, 266903560), (2, 133451780), (4, 66725890), (5, 53380712), (7, 38129080), (8, 33362945), (10, 26690356), (11, 24263960), (14, 19064540), (20, 13345178), (22, 12131980), (28, 9532270), (35, 7625816), (40, 6672589), (44, 6065990), (55, 4852792), (56, 4766135), (70, 3812908), (77, 3466280), (88, 3032995), (110, 2426396), (140, 1906454), (154, 1733140), (193, 1382920), (220, 1213198), (280, 953227), (308, 866570), (385, 693256), (386, 691460), (440, 606599), (449, 594440), (616, 433285), (770, 346628), (772, 345730), (898, 297220), (965, 276584), (1351, 197560), (1540, 173314), (1544, 172865), (1796, 148610), (1930, 138292), (2123, 125720), (2245, 118888), (2702, 98780), (3080, 86657), (3143, 84920), (3592, 74305), (3860, 69146), (4246, 62860), (4490, 59444), (4939, 54040), (5404, 49390), (6286, 42460), (6755, 39512), (7720, 34573), (8492, 31430), (8980, 29722), (9878, 27020), (10615, 25144), (10808, 24695), (12572, 21230), (13510, 19756), (14861, 17960), (15715, 16984)]