42428190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{719}}^1$

素因数の和:1017

約数の個数: 64

約数和(自身を含む): 116951040

約数和(自身を除く): 74522850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 281, 562, 719, 843, 1405, 1438, 1686, 1967, 2157, 2810, 3595, 3934, 4215, 4314, 5033, 5901, 7190, 8430, 9835, 10066, 10785, 11802, 15099, 19670, 21570, 25165, 29505, 30198, 50330, 59010, 75495, 150990, 202039, 404078, 606117, 1010195, 1212234, 1414273, 2020390, 2828546, 3030585, 4242819, 6061170, 7071365, 8485638, 14142730, 21214095, 42428190]

約数ペア:

[(1, 42428190), (2, 21214095), (3, 14142730), (5, 8485638), (6, 7071365), (7, 6061170), (10, 4242819), (14, 3030585), (15, 2828546), (21, 2020390), (30, 1414273), (35, 1212234), (42, 1010195), (70, 606117), (105, 404078), (210, 202039), (281, 150990), (562, 75495), (719, 59010), (843, 50330), (1405, 30198), (1438, 29505), (1686, 25165), (1967, 21570), (2157, 19670), (2810, 15099), (3595, 11802), (3934, 10785), (4215, 10066), (4314, 9835), (5033, 8430), (5901, 7190)]