221746020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5857}}^1$

素因数の和:6500

約数の個数: 48

約数和(自身を含む): 621979008

約数和(自身を除く): 400232988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 631, 1262, 1893, 2524, 3155, 3786, 5857, 6310, 7572, 9465, 11714, 12620, 17571, 18930, 23428, 29285, 35142, 37860, 58570, 70284, 87855, 117140, 175710, 351420, 3695767, 7391534, 11087301, 14783068, 18478835, 22174602, 36957670, 44349204, 55436505, 73915340, 110873010, 221746020]

約数ペア:

[(1, 221746020), (2, 110873010), (3, 73915340), (4, 55436505), (5, 44349204), (6, 36957670), (10, 22174602), (12, 18478835), (15, 14783068), (20, 11087301), (30, 7391534), (60, 3695767), (631, 351420), (1262, 175710), (1893, 117140), (2524, 87855), (3155, 70284), (3786, 58570), (5857, 37860), (6310, 35142), (7572, 29285), (9465, 23428), (11714, 18930), (12620, 17571)]