279779508

素因数分解:

$2^2\times 3^5\times {\mathrm{73}}^1\times {\mathrm{3943}}^1$

素因数の和:4035

約数の個数: 72

約数和(自身を含む): 743649088

約数和(自身を除く): 463869580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 81, 108, 146, 162, 219, 243, 292, 324, 438, 486, 657, 876, 972, 1314, 1971, 2628, 3942, 3943, 5913, 7884, 7886, 11826, 11829, 15772, 17739, 23652, 23658, 35478, 35487, 47316, 70956, 70974, 106461, 141948, 212922, 287839, 319383, 425844, 575678, 638766, 863517, 958149, 1151356, 1277532, 1727034, 1916298, 2590551, 3454068, 3832596, 5181102, 7771653, 10362204, 15543306, 23314959, 31086612, 46629918, 69944877, 93259836, 139889754, 279779508]

約数ペア:

[(1, 279779508), (2, 139889754), (3, 93259836), (4, 69944877), (6, 46629918), (9, 31086612), (12, 23314959), (18, 15543306), (27, 10362204), (36, 7771653), (54, 5181102), (73, 3832596), (81, 3454068), (108, 2590551), (146, 1916298), (162, 1727034), (219, 1277532), (243, 1151356), (292, 958149), (324, 863517), (438, 638766), (486, 575678), (657, 425844), (876, 319383), (972, 287839), (1314, 212922), (1971, 141948), (2628, 106461), (3942, 70974), (3943, 70956), (5913, 47316), (7884, 35487), (7886, 35478), (11826, 23658), (11829, 23652), (15772, 17739)]