208920144

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101221}}^1$

素因数の和:101275

約数の個数: 40

約数和(自身を含む): 552267232

約数和(自身を除く): 343347088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 101221, 202442, 303663, 404884, 607326, 809768, 1214652, 1619536, 2429304, 4352503, 4858608, 8705006, 13057509, 17410012, 26115018, 34820024, 52230036, 69640048, 104460072, 208920144]

約数ペア:

[(1, 208920144), (2, 104460072), (3, 69640048), (4, 52230036), (6, 34820024), (8, 26115018), (12, 17410012), (16, 13057509), (24, 8705006), (43, 4858608), (48, 4352503), (86, 2429304), (129, 1619536), (172, 1214652), (258, 809768), (344, 607326), (516, 404884), (688, 303663), (1032, 202442), (2064, 101221)]