228408040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2903}}^1$

素因数の和:3202

約数の個数: 64

約数和(自身を含む): 589628160

約数和(自身を除く): 361220120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1124, 1405, 1967, 2248, 2810, 2903, 3934, 5620, 5806, 7868, 9835, 11240, 11612, 14515, 15736, 19670, 20321, 23224, 29030, 39340, 40642, 58060, 78680, 81284, 101605, 116120, 162568, 203210, 406420, 812840, 815743, 1631486, 3262972, 4078715, 5710201, 6525944, 8157430, 11420402, 16314860, 22840804, 28551005, 32629720, 45681608, 57102010, 114204020, 228408040]

約数ペア:

[(1, 228408040), (2, 114204020), (4, 57102010), (5, 45681608), (7, 32629720), (8, 28551005), (10, 22840804), (14, 16314860), (20, 11420402), (28, 8157430), (35, 6525944), (40, 5710201), (56, 4078715), (70, 3262972), (140, 1631486), (280, 815743), (281, 812840), (562, 406420), (1124, 203210), (1405, 162568), (1967, 116120), (2248, 101605), (2810, 81284), (2903, 78680), (3934, 58060), (5620, 40642), (5806, 39340), (7868, 29030), (9835, 23224), (11240, 20321), (11612, 19670), (14515, 15736)]