138216840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1151807}}^1$

素因数の和:1151821

約数の個数: 32

約数和(自身を含む): 414650880

約数和(自身を除く): 276434040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1151807, 2303614, 3455421, 4607228, 5759035, 6910842, 9214456, 11518070, 13821684, 17277105, 23036140, 27643368, 34554210, 46072280, 69108420, 138216840]

約数ペア:

[(1, 138216840), (2, 69108420), (3, 46072280), (4, 34554210), (5, 27643368), (6, 23036140), (8, 17277105), (10, 13821684), (12, 11518070), (15, 9214456), (20, 6910842), (24, 5759035), (30, 4607228), (40, 3455421), (60, 2303614), (120, 1151807)]