51384420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285469}}^1$

素因数の和:285484

約数の個数: 36

約数和(自身を含む): 155866620

約数和(自身を除く): 104482200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285469, 570938, 856407, 1141876, 1427345, 1712814, 2569221, 2854690, 3425628, 4282035, 5138442, 5709380, 8564070, 10276884, 12846105, 17128140, 25692210, 51384420]

約数ペア:

[(1, 51384420), (2, 25692210), (3, 17128140), (4, 12846105), (5, 10276884), (6, 8564070), (9, 5709380), (10, 5138442), (12, 4282035), (15, 3425628), (18, 2854690), (20, 2569221), (30, 1712814), (36, 1427345), (45, 1141876), (60, 856407), (90, 570938), (180, 285469)]