281659260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{3559}}^1$

素因数の和:4890

約数の個数: 48

約数和(自身を含む): 789465600

約数和(自身を除く): 507806340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1319, 2638, 3559, 3957, 5276, 6595, 7118, 7914, 10677, 13190, 14236, 15828, 17795, 19785, 21354, 26380, 35590, 39570, 42708, 53385, 71180, 79140, 106770, 213540, 4694321, 9388642, 14082963, 18777284, 23471605, 28165926, 46943210, 56331852, 70414815, 93886420, 140829630, 281659260]

約数ペア:

[(1, 281659260), (2, 140829630), (3, 93886420), (4, 70414815), (5, 56331852), (6, 46943210), (10, 28165926), (12, 23471605), (15, 18777284), (20, 14082963), (30, 9388642), (60, 4694321), (1319, 213540), (2638, 106770), (3559, 79140), (3957, 71180), (5276, 53385), (6595, 42708), (7118, 39570), (7914, 35590), (10677, 26380), (13190, 21354), (14236, 19785), (15828, 17795)]