309241616

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{21499}}^1$

素因数の和:21567

約数の個数: 40

約数和(自身を含む): 639840000

約数和(自身を除く): 330598384

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1798, 3596, 7192, 14384, 21499, 42998, 85996, 171992, 343984, 623471, 666469, 1246942, 1332938, 2493884, 2665876, 4987768, 5331752, 9975536, 10663504, 19327601, 38655202, 77310404, 154620808, 309241616]

約数ペア:

[(1, 309241616), (2, 154620808), (4, 77310404), (8, 38655202), (16, 19327601), (29, 10663504), (31, 9975536), (58, 5331752), (62, 4987768), (116, 2665876), (124, 2493884), (232, 1332938), (248, 1246942), (464, 666469), (496, 623471), (899, 343984), (1798, 171992), (3596, 85996), (7192, 42998), (14384, 21499)]