78977916

素因数分解:

$2^2\times 3^5\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 208599664

約数和(自身を除く): 129621748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 193, 243, 324, 386, 421, 486, 579, 772, 842, 972, 1158, 1263, 1684, 1737, 2316, 2526, 3474, 3789, 5052, 5211, 6948, 7578, 10422, 11367, 15156, 15633, 20844, 22734, 31266, 34101, 45468, 46899, 62532, 68202, 81253, 93798, 102303, 136404, 162506, 187596, 204606, 243759, 325012, 409212, 487518, 731277, 975036, 1462554, 2193831, 2925108, 4387662, 6581493, 8775324, 13162986, 19744479, 26325972, 39488958, 78977916]

約数ペア:

[(1, 78977916), (2, 39488958), (3, 26325972), (4, 19744479), (6, 13162986), (9, 8775324), (12, 6581493), (18, 4387662), (27, 2925108), (36, 2193831), (54, 1462554), (81, 975036), (108, 731277), (162, 487518), (193, 409212), (243, 325012), (324, 243759), (386, 204606), (421, 187596), (486, 162506), (579, 136404), (772, 102303), (842, 93798), (972, 81253), (1158, 68202), (1263, 62532), (1684, 46899), (1737, 45468), (2316, 34101), (2526, 31266), (3474, 22734), (3789, 20844), (5052, 15633), (5211, 15156), (6948, 11367), (7578, 10422)]