30780438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 71124480

約数和(自身を除く): 40344042

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 139, 167, 221, 278, 334, 417, 442, 501, 663, 834, 1002, 1326, 1807, 2171, 2363, 2839, 3614, 4342, 4726, 5421, 5678, 6513, 7089, 8517, 10842, 13026, 14178, 17034, 23213, 30719, 36907, 46426, 61438, 69639, 73814, 92157, 110721, 139278, 184314, 221442, 301769, 394621, 603538, 789242, 905307, 1183863, 1810614, 2367726, 5130073, 10260146, 15390219, 30780438]

約数ペア:

[(1, 30780438), (2, 15390219), (3, 10260146), (6, 5130073), (13, 2367726), (17, 1810614), (26, 1183863), (34, 905307), (39, 789242), (51, 603538), (78, 394621), (102, 301769), (139, 221442), (167, 184314), (221, 139278), (278, 110721), (334, 92157), (417, 73814), (442, 69639), (501, 61438), (663, 46426), (834, 36907), (1002, 30719), (1326, 23213), (1807, 17034), (2171, 14178), (2363, 13026), (2839, 10842), (3614, 8517), (4342, 7089), (4726, 6513), (5421, 5678)]