87995340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3517}}^1$

素因数の和:3671

約数の個数: 72

約数和(自身を含む): 268915920

約数和(自身を除く): 180920580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 3517, 4170, 5004, 6255, 7034, 8340, 10551, 12510, 14068, 17585, 21102, 25020, 31653, 35170, 42204, 52755, 63306, 70340, 105510, 126612, 158265, 211020, 316530, 488863, 633060, 977726, 1466589, 1955452, 2444315, 2933178, 4399767, 4888630, 5866356, 7332945, 8799534, 9777260, 14665890, 17599068, 21998835, 29331780, 43997670, 87995340]

約数ペア:

[(1, 87995340), (2, 43997670), (3, 29331780), (4, 21998835), (5, 17599068), (6, 14665890), (9, 9777260), (10, 8799534), (12, 7332945), (15, 5866356), (18, 4888630), (20, 4399767), (30, 2933178), (36, 2444315), (45, 1955452), (60, 1466589), (90, 977726), (139, 633060), (180, 488863), (278, 316530), (417, 211020), (556, 158265), (695, 126612), (834, 105510), (1251, 70340), (1390, 63306), (1668, 52755), (2085, 42204), (2502, 35170), (2780, 31653), (3517, 25020), (4170, 21102), (5004, 17585), (6255, 14068), (7034, 12510), (8340, 10551)]