68860620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16633}}^1$

素因数の和:16671

約数の個数: 72

約数和(自身を含む): 217971936

約数和(自身を除く): 149111316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 16633, 33266, 49899, 66532, 83165, 99798, 149697, 166330, 199596, 249495, 299394, 332660, 382559, 498990, 598788, 748485, 765118, 997980, 1147677, 1496970, 1530236, 1912795, 2295354, 2993940, 3443031, 3825590, 4590708, 5738385, 6886062, 7651180, 11476770, 13772124, 17215155, 22953540, 34430310, 68860620]

約数ペア:

[(1, 68860620), (2, 34430310), (3, 22953540), (4, 17215155), (5, 13772124), (6, 11476770), (9, 7651180), (10, 6886062), (12, 5738385), (15, 4590708), (18, 3825590), (20, 3443031), (23, 2993940), (30, 2295354), (36, 1912795), (45, 1530236), (46, 1496970), (60, 1147677), (69, 997980), (90, 765118), (92, 748485), (115, 598788), (138, 498990), (180, 382559), (207, 332660), (230, 299394), (276, 249495), (345, 199596), (414, 166330), (460, 149697), (690, 99798), (828, 83165), (1035, 66532), (1380, 49899), (2070, 33266), (4140, 16633)]