68754015

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 143678304

約数和(自身を除く): 74924289

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 61, 69, 81, 99, 115, 121, 135, 165, 183, 207, 253, 297, 305, 345, 363, 405, 495, 549, 605, 621, 671, 759, 891, 915, 1035, 1089, 1265, 1403, 1485, 1647, 1815, 1863, 2013, 2277, 2745, 2783, 3105, 3267, 3355, 3795, 4209, 4455, 4941, 5445, 6039, 6831, 7015, 7381, 8235, 8349, 9315, 9801, 10065, 11385, 12627, 13915, 15433, 16335, 18117, 20493, 21045, 22143, 24705, 25047, 30195, 34155, 36905, 37881, 41745, 46299, 49005, 54351, 63135, 66429, 75141, 77165, 90585, 102465, 110715, 113643, 125235, 138897, 169763, 189405, 199287, 225423, 231495, 271755, 332145, 375705, 416691, 509289, 568215, 597861, 694485, 848815, 996435, 1127115, 1250073, 1527867, 2083455, 2546445, 2989305, 4583601, 6250365, 7639335, 13750803, 22918005, 68754015]

約数ペア:

[(1, 68754015), (3, 22918005), (5, 13750803), (9, 7639335), (11, 6250365), (15, 4583601), (23, 2989305), (27, 2546445), (33, 2083455), (45, 1527867), (55, 1250073), (61, 1127115), (69, 996435), (81, 848815), (99, 694485), (115, 597861), (121, 568215), (135, 509289), (165, 416691), (183, 375705), (207, 332145), (253, 271755), (297, 231495), (305, 225423), (345, 199287), (363, 189405), (405, 169763), (495, 138897), (549, 125235), (605, 113643), (621, 110715), (671, 102465), (759, 90585), (891, 77165), (915, 75141), (1035, 66429), (1089, 63135), (1265, 54351), (1403, 49005), (1485, 46299), (1647, 41745), (1815, 37881), (1863, 36905), (2013, 34155), (2277, 30195), (2745, 25047), (2783, 24705), (3105, 22143), (3267, 21045), (3355, 20493), (3795, 18117), (4209, 16335), (4455, 15433), (4941, 13915), (5445, 12627), (6039, 11385), (6831, 10065), (7015, 9801), (7381, 9315), (8235, 8349)]