31489530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 80621568

約数和(自身を除く): 49132038

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 47, 69, 94, 115, 138, 141, 230, 235, 282, 345, 470, 690, 705, 971, 1081, 1410, 1942, 2162, 2913, 3243, 4855, 5405, 5826, 6486, 9710, 10810, 14565, 16215, 22333, 29130, 32430, 44666, 45637, 66999, 91274, 111665, 133998, 136911, 223330, 228185, 273822, 334995, 456370, 669990, 684555, 1049651, 1369110, 2099302, 3148953, 5248255, 6297906, 10496510, 15744765, 31489530]

約数ペア:

[(1, 31489530), (2, 15744765), (3, 10496510), (5, 6297906), (6, 5248255), (10, 3148953), (15, 2099302), (23, 1369110), (30, 1049651), (46, 684555), (47, 669990), (69, 456370), (94, 334995), (115, 273822), (138, 228185), (141, 223330), (230, 136911), (235, 133998), (282, 111665), (345, 91274), (470, 66999), (690, 45637), (705, 44666), (971, 32430), (1081, 29130), (1410, 22333), (1942, 16215), (2162, 14565), (2913, 10810), (3243, 9710), (4855, 6486), (5405, 5826)]