156737680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 399599424

約数和(自身を除く): 242861744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 277, 440, 554, 643, 880, 1108, 1286, 1385, 2216, 2572, 2770, 3047, 3215, 4432, 5144, 5540, 6094, 6430, 7073, 10288, 11080, 12188, 12860, 14146, 15235, 22160, 24376, 25720, 28292, 30470, 35365, 48752, 51440, 56584, 60940, 70730, 113168, 121880, 141460, 178111, 243760, 282920, 356222, 565840, 712444, 890555, 1424888, 1781110, 1959221, 2849776, 3562220, 3918442, 7124440, 7836884, 9796105, 14248880, 15673768, 19592210, 31347536, 39184420, 78368840, 156737680]

約数ペア:

[(1, 156737680), (2, 78368840), (4, 39184420), (5, 31347536), (8, 19592210), (10, 15673768), (11, 14248880), (16, 9796105), (20, 7836884), (22, 7124440), (40, 3918442), (44, 3562220), (55, 2849776), (80, 1959221), (88, 1781110), (110, 1424888), (176, 890555), (220, 712444), (277, 565840), (440, 356222), (554, 282920), (643, 243760), (880, 178111), (1108, 141460), (1286, 121880), (1385, 113168), (2216, 70730), (2572, 60940), (2770, 56584), (3047, 51440), (3215, 48752), (4432, 35365), (5144, 30470), (5540, 28292), (6094, 25720), (6430, 24376), (7073, 22160), (10288, 15235), (11080, 14146), (12188, 12860)]