68682680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1284

約数の個数: 64

約数和(自身を含む): 169948800

約数和(自身を除く): 101266120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1123, 1390, 1529, 2246, 2780, 3058, 4492, 5560, 5615, 6116, 7645, 8984, 11230, 12232, 12353, 15290, 22460, 24706, 30580, 44920, 49412, 61160, 61765, 98824, 123530, 156097, 247060, 312194, 494120, 624388, 780485, 1248776, 1560970, 1717067, 3121940, 3434134, 6243880, 6868268, 8585335, 13736536, 17170670, 34341340, 68682680]

約数ペア:

[(1, 68682680), (2, 34341340), (4, 17170670), (5, 13736536), (8, 8585335), (10, 6868268), (11, 6243880), (20, 3434134), (22, 3121940), (40, 1717067), (44, 1560970), (55, 1248776), (88, 780485), (110, 624388), (139, 494120), (220, 312194), (278, 247060), (440, 156097), (556, 123530), (695, 98824), (1112, 61765), (1123, 61160), (1390, 49412), (1529, 44920), (2246, 30580), (2780, 24706), (3058, 22460), (4492, 15290), (5560, 12353), (5615, 12232), (6116, 11230), (7645, 8984)]