80777640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1091}}^1$

素因数の和:1722

約数の個数: 64

約数和(自身を含む): 242948160

約数和(自身を除く): 162170520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 617, 1091, 1234, 1851, 2182, 2468, 3085, 3273, 3702, 4364, 4936, 5455, 6170, 6546, 7404, 8728, 9255, 10910, 12340, 13092, 14808, 16365, 18510, 21820, 24680, 26184, 32730, 37020, 43640, 65460, 74040, 130920, 673147, 1346294, 2019441, 2692588, 3365735, 4038882, 5385176, 6731470, 8077764, 10097205, 13462940, 16155528, 20194410, 26925880, 40388820, 80777640]

約数ペア:

[(1, 80777640), (2, 40388820), (3, 26925880), (4, 20194410), (5, 16155528), (6, 13462940), (8, 10097205), (10, 8077764), (12, 6731470), (15, 5385176), (20, 4038882), (24, 3365735), (30, 2692588), (40, 2019441), (60, 1346294), (120, 673147), (617, 130920), (1091, 74040), (1234, 65460), (1851, 43640), (2182, 37020), (2468, 32730), (3085, 26184), (3273, 24680), (3702, 21820), (4364, 18510), (4936, 16365), (5455, 14808), (6170, 13092), (6546, 12340), (7404, 10910), (8728, 9255)]