217496048

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^3\times {\mathrm{1459}}^1$

素因数の和:1507

約数の個数: 80

約数和(自身を含む): 530085120

約数和(自身を除く): 312589072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 484, 616, 847, 968, 1232, 1331, 1459, 1694, 1936, 2662, 2918, 3388, 5324, 5836, 6776, 9317, 10213, 10648, 11672, 13552, 16049, 18634, 20426, 21296, 23344, 32098, 37268, 40852, 64196, 74536, 81704, 112343, 128392, 149072, 163408, 176539, 224686, 256784, 353078, 449372, 706156, 898744, 1235773, 1412312, 1797488, 1941929, 2471546, 2824624, 3883858, 4943092, 7767716, 9886184, 13593503, 15535432, 19772368, 27187006, 31070864, 54374012, 108748024, 217496048]

約数ペア:

[(1, 217496048), (2, 108748024), (4, 54374012), (7, 31070864), (8, 27187006), (11, 19772368), (14, 15535432), (16, 13593503), (22, 9886184), (28, 7767716), (44, 4943092), (56, 3883858), (77, 2824624), (88, 2471546), (112, 1941929), (121, 1797488), (154, 1412312), (176, 1235773), (242, 898744), (308, 706156), (484, 449372), (616, 353078), (847, 256784), (968, 224686), (1232, 176539), (1331, 163408), (1459, 149072), (1694, 128392), (1936, 112343), (2662, 81704), (2918, 74536), (3388, 64196), (5324, 40852), (5836, 37268), (6776, 32098), (9317, 23344), (10213, 21296), (10648, 20426), (11672, 18634), (13552, 16049)]