68487216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 203153664

約数和(自身を除く): 134666448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 317, 336, 634, 643, 951, 1268, 1286, 1902, 1929, 2219, 2536, 2572, 3804, 3858, 4438, 4501, 5072, 5144, 6657, 7608, 7716, 8876, 9002, 10288, 13314, 13503, 15216, 15432, 17752, 18004, 26628, 27006, 30864, 35504, 36008, 53256, 54012, 72016, 106512, 108024, 203831, 216048, 407662, 611493, 815324, 1222986, 1426817, 1630648, 2445972, 2853634, 3261296, 4280451, 4891944, 5707268, 8560902, 9783888, 11414536, 17121804, 22829072, 34243608, 68487216]

約数ペア:

[(1, 68487216), (2, 34243608), (3, 22829072), (4, 17121804), (6, 11414536), (7, 9783888), (8, 8560902), (12, 5707268), (14, 4891944), (16, 4280451), (21, 3261296), (24, 2853634), (28, 2445972), (42, 1630648), (48, 1426817), (56, 1222986), (84, 815324), (112, 611493), (168, 407662), (317, 216048), (336, 203831), (634, 108024), (643, 106512), (951, 72016), (1268, 54012), (1286, 53256), (1902, 36008), (1929, 35504), (2219, 30864), (2536, 27006), (2572, 26628), (3804, 18004), (3858, 17752), (4438, 15432), (4501, 15216), (5072, 13503), (5144, 13314), (6657, 10288), (7608, 9002), (7716, 8876)]