51231060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6619}}^1$

素因数の和:6677

約数の個数: 72

約数和(自身を含む): 159038880

約数和(自身を除く): 107807820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 6619, 7740, 13238, 19857, 26476, 33095, 39714, 59571, 66190, 79428, 99285, 119142, 132380, 198570, 238284, 284617, 297855, 397140, 569234, 595710, 853851, 1138468, 1191420, 1423085, 1707702, 2561553, 2846170, 3415404, 4269255, 5123106, 5692340, 8538510, 10246212, 12807765, 17077020, 25615530, 51231060]

約数ペア:

[(1, 51231060), (2, 25615530), (3, 17077020), (4, 12807765), (5, 10246212), (6, 8538510), (9, 5692340), (10, 5123106), (12, 4269255), (15, 3415404), (18, 2846170), (20, 2561553), (30, 1707702), (36, 1423085), (43, 1191420), (45, 1138468), (60, 853851), (86, 595710), (90, 569234), (129, 397140), (172, 297855), (180, 284617), (215, 238284), (258, 198570), (387, 132380), (430, 119142), (516, 99285), (645, 79428), (774, 66190), (860, 59571), (1290, 39714), (1548, 33095), (1935, 26476), (2580, 19857), (3870, 13238), (6619, 7740)]