77212680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643439}}^1$

素因数の和:643453

約数の個数: 32

約数和(自身を含む): 231638400

約数和(自身を除く): 154425720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643439, 1286878, 1930317, 2573756, 3217195, 3860634, 5147512, 6434390, 7721268, 9651585, 12868780, 15442536, 19303170, 25737560, 38606340, 77212680]

約数ペア:

[(1, 77212680), (2, 38606340), (3, 25737560), (4, 19303170), (5, 15442536), (6, 12868780), (8, 9651585), (10, 7721268), (12, 6434390), (15, 5147512), (20, 3860634), (24, 3217195), (30, 2573756), (40, 1930317), (60, 1286878), (120, 643439)]