68168205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^2$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 142376832

約数和(自身を除く): 74208627

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 97, 105, 115, 161, 207, 291, 315, 345, 483, 485, 679, 805, 873, 1035, 1449, 1455, 2037, 2231, 2415, 3395, 4365, 6111, 6693, 7245, 9409, 10185, 11155, 15617, 20079, 28227, 30555, 33465, 46851, 47045, 65863, 78085, 84681, 100395, 140553, 141135, 197589, 216407, 234255, 329315, 423405, 592767, 649221, 702765, 987945, 1082035, 1514849, 1947663, 2963835, 3246105, 4544547, 7574245, 9738315, 13633641, 22722735, 68168205]

約数ペア:

[(1, 68168205), (3, 22722735), (5, 13633641), (7, 9738315), (9, 7574245), (15, 4544547), (21, 3246105), (23, 2963835), (35, 1947663), (45, 1514849), (63, 1082035), (69, 987945), (97, 702765), (105, 649221), (115, 592767), (161, 423405), (207, 329315), (291, 234255), (315, 216407), (345, 197589), (483, 141135), (485, 140553), (679, 100395), (805, 84681), (873, 78085), (1035, 65863), (1449, 47045), (1455, 46851), (2037, 33465), (2231, 30555), (2415, 28227), (3395, 20079), (4365, 15617), (6111, 11155), (6693, 10185), (7245, 9409)]