258996840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2158307}}^1$

素因数の和:2158321

約数の個数: 32

約数和(自身を含む): 776990880

約数和(自身を除く): 517994040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2158307, 4316614, 6474921, 8633228, 10791535, 12949842, 17266456, 21583070, 25899684, 32374605, 43166140, 51799368, 64749210, 86332280, 129498420, 258996840]

約数ペア:

[(1, 258996840), (2, 129498420), (3, 86332280), (4, 64749210), (5, 51799368), (6, 43166140), (8, 32374605), (10, 25899684), (12, 21583070), (15, 17266456), (20, 12949842), (24, 10791535), (30, 8633228), (40, 6474921), (60, 4316614), (120, 2158307)]