51421140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285673}}^1$

素因数の和:285688

約数の個数: 36

約数和(自身を含む): 155978004

約数和(自身を除く): 104556864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285673, 571346, 857019, 1142692, 1428365, 1714038, 2571057, 2856730, 3428076, 4285095, 5142114, 5713460, 8570190, 10284228, 12855285, 17140380, 25710570, 51421140]

約数ペア:

[(1, 51421140), (2, 25710570), (3, 17140380), (4, 12855285), (5, 10284228), (6, 8570190), (9, 5713460), (10, 5142114), (12, 4285095), (15, 3428076), (18, 2856730), (20, 2571057), (30, 1714038), (36, 1428365), (45, 1142692), (60, 857019), (90, 571346), (180, 285673)]