180821106

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^2\times {\mathrm{1811}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 411613920

約数和(自身を除く): 230792814

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 1811, 1849, 2322, 3622, 3698, 5433, 5547, 10866, 11094, 16299, 16641, 32598, 33282, 48897, 49923, 77873, 97794, 99846, 155746, 233619, 467238, 700857, 1401714, 2102571, 3348539, 4205142, 6697078, 10045617, 20091234, 30136851, 60273702, 90410553, 180821106]

約数ペア:

[(1, 180821106), (2, 90410553), (3, 60273702), (6, 30136851), (9, 20091234), (18, 10045617), (27, 6697078), (43, 4205142), (54, 3348539), (86, 2102571), (129, 1401714), (258, 700857), (387, 467238), (774, 233619), (1161, 155746), (1811, 99846), (1849, 97794), (2322, 77873), (3622, 49923), (3698, 48897), (5433, 33282), (5547, 32598), (10866, 16641), (11094, 16299)]