78677172280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2577889}}^1$

素因数の和:2578016

約数の個数: 64

約数和(自身を含む): 204168888000

約数和(自身を除く): 125491715720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 3052, 3815, 4360, 6104, 7630, 15260, 30520, 2577889, 5155778, 10311556, 12889445, 18045223, 20623112, 25778890, 36090446, 51557780, 72180892, 90226115, 103115560, 144361784, 180452230, 280989901, 360904460, 561979802, 721808920, 1123959604, 1404949505, 1966929307, 2247919208, 2809899010, 3933858614, 5619798020, 7867717228, 9834646535, 11239596040, 15735434456, 19669293070, 39338586140, 78677172280]

約数ペア:

[(1, 78677172280), (2, 39338586140), (4, 19669293070), (5, 15735434456), (7, 11239596040), (8, 9834646535), (10, 7867717228), (14, 5619798020), (20, 3933858614), (28, 2809899010), (35, 2247919208), (40, 1966929307), (56, 1404949505), (70, 1123959604), (109, 721808920), (140, 561979802), (218, 360904460), (280, 280989901), (436, 180452230), (545, 144361784), (763, 103115560), (872, 90226115), (1090, 72180892), (1526, 51557780), (2180, 36090446), (3052, 25778890), (3815, 20623112), (4360, 18045223), (6104, 12889445), (7630, 10311556), (15260, 5155778), (30520, 2577889)]