279797724

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{3823}}^1$

素因数の和:3959

約数の個数: 72

約数和(自身を含む): 751645440

約数和(自身を除く): 471847716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 228, 321, 342, 428, 642, 684, 963, 1284, 1926, 2033, 3823, 3852, 4066, 6099, 7646, 8132, 11469, 12198, 15292, 18297, 22938, 24396, 34407, 36594, 45876, 68814, 72637, 73188, 137628, 145274, 217911, 290548, 409061, 435822, 653733, 818122, 871644, 1227183, 1307466, 1636244, 2454366, 2614932, 3681549, 4908732, 7363098, 7772159, 14726196, 15544318, 23316477, 31088636, 46632954, 69949431, 93265908, 139898862, 279797724]

約数ペア:

[(1, 279797724), (2, 139898862), (3, 93265908), (4, 69949431), (6, 46632954), (9, 31088636), (12, 23316477), (18, 15544318), (19, 14726196), (36, 7772159), (38, 7363098), (57, 4908732), (76, 3681549), (107, 2614932), (114, 2454366), (171, 1636244), (214, 1307466), (228, 1227183), (321, 871644), (342, 818122), (428, 653733), (642, 435822), (684, 409061), (963, 290548), (1284, 217911), (1926, 145274), (2033, 137628), (3823, 73188), (3852, 72637), (4066, 68814), (6099, 45876), (7646, 36594), (8132, 34407), (11469, 24396), (12198, 22938), (15292, 18297)]