217797456

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1823}}^1$

素因数の和:1984

約数の個数: 80

約数和(自身を含む): 597104640

約数和(自身を除く): 379307184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 131, 152, 228, 262, 304, 393, 456, 524, 786, 912, 1048, 1572, 1823, 2096, 2489, 3144, 3646, 4978, 5469, 6288, 7292, 7467, 9956, 10938, 14584, 14934, 19912, 21876, 29168, 29868, 34637, 39824, 43752, 59736, 69274, 87504, 103911, 119472, 138548, 207822, 238813, 277096, 415644, 477626, 554192, 716439, 831288, 955252, 1432878, 1662576, 1910504, 2865756, 3821008, 4537447, 5731512, 9074894, 11463024, 13612341, 18149788, 27224682, 36299576, 54449364, 72599152, 108898728, 217797456]

約数ペア:

[(1, 217797456), (2, 108898728), (3, 72599152), (4, 54449364), (6, 36299576), (8, 27224682), (12, 18149788), (16, 13612341), (19, 11463024), (24, 9074894), (38, 5731512), (48, 4537447), (57, 3821008), (76, 2865756), (114, 1910504), (131, 1662576), (152, 1432878), (228, 955252), (262, 831288), (304, 716439), (393, 554192), (456, 477626), (524, 415644), (786, 277096), (912, 238813), (1048, 207822), (1572, 138548), (1823, 119472), (2096, 103911), (2489, 87504), (3144, 69274), (3646, 59736), (4978, 43752), (5469, 39824), (6288, 34637), (7292, 29868), (7467, 29168), (9956, 21876), (10938, 19912), (14584, 14934)]