239720688

素因数分解:

$2^4\times 3^3\times {\mathrm{643}}^1\times {\mathrm{863}}^1$

素因数の和:1523

約数の個数: 80

約数和(自身を含む): 689955840

約数和(自身を除く): 450235152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 643, 863, 1286, 1726, 1929, 2572, 2589, 3452, 3858, 5144, 5178, 5787, 6904, 7716, 7767, 10288, 10356, 11574, 13808, 15432, 15534, 17361, 20712, 23148, 23301, 30864, 31068, 34722, 41424, 46296, 46602, 62136, 69444, 92592, 93204, 124272, 138888, 186408, 277776, 372816, 554909, 1109818, 1664727, 2219636, 3329454, 4439272, 4994181, 6658908, 8878544, 9988362, 13317816, 14982543, 19976724, 26635632, 29965086, 39953448, 59930172, 79906896, 119860344, 239720688]

約数ペア:

[(1, 239720688), (2, 119860344), (3, 79906896), (4, 59930172), (6, 39953448), (8, 29965086), (9, 26635632), (12, 19976724), (16, 14982543), (18, 13317816), (24, 9988362), (27, 8878544), (36, 6658908), (48, 4994181), (54, 4439272), (72, 3329454), (108, 2219636), (144, 1664727), (216, 1109818), (432, 554909), (643, 372816), (863, 277776), (1286, 186408), (1726, 138888), (1929, 124272), (2572, 93204), (2589, 92592), (3452, 69444), (3858, 62136), (5144, 46602), (5178, 46296), (5787, 41424), (6904, 34722), (7716, 31068), (7767, 30864), (10288, 23301), (10356, 23148), (11574, 20712), (13808, 17361), (15432, 15534)]