317821490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 675419904

約数和(自身を除く): 357598414

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 277, 370, 443, 518, 554, 886, 1295, 1385, 1939, 2215, 2590, 2770, 3101, 3878, 4430, 6202, 9695, 10249, 15505, 16391, 19390, 20498, 31010, 32782, 51245, 71743, 81955, 102490, 114737, 122711, 143486, 163910, 229474, 245422, 358715, 573685, 613555, 717430, 858977, 1147370, 1227110, 1717954, 4294885, 4540307, 8589770, 9080614, 22701535, 31782149, 45403070, 63564298, 158910745, 317821490]

約数ペア:

[(1, 317821490), (2, 158910745), (5, 63564298), (7, 45403070), (10, 31782149), (14, 22701535), (35, 9080614), (37, 8589770), (70, 4540307), (74, 4294885), (185, 1717954), (259, 1227110), (277, 1147370), (370, 858977), (443, 717430), (518, 613555), (554, 573685), (886, 358715), (1295, 245422), (1385, 229474), (1939, 163910), (2215, 143486), (2590, 122711), (2770, 114737), (3101, 102490), (3878, 81955), (4430, 71743), (6202, 51245), (9695, 32782), (10249, 31010), (15505, 20498), (16391, 19390)]