51531060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122693}}^1$

素因数の和:122712

約数の個数: 48

約数和(自身を含む): 164900736

約数和(自身を除く): 113369676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 122693, 245386, 368079, 490772, 613465, 736158, 858851, 1226930, 1472316, 1717702, 1840395, 2453860, 2576553, 3435404, 3680790, 4294255, 5153106, 7361580, 8588510, 10306212, 12882765, 17177020, 25765530, 51531060]

約数ペア:

[(1, 51531060), (2, 25765530), (3, 17177020), (4, 12882765), (5, 10306212), (6, 8588510), (7, 7361580), (10, 5153106), (12, 4294255), (14, 3680790), (15, 3435404), (20, 2576553), (21, 2453860), (28, 1840395), (30, 1717702), (35, 1472316), (42, 1226930), (60, 858851), (70, 736158), (84, 613465), (105, 490772), (140, 368079), (210, 245386), (420, 122693)]