51421320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{142837}}^1$

素因数の和:142854

約数の個数: 48

約数和(自身を含む): 167120460

約数和(自身を除く): 115699140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 142837, 285674, 428511, 571348, 714185, 857022, 1142696, 1285533, 1428370, 1714044, 2142555, 2571066, 2856740, 3428088, 4285110, 5142132, 5713480, 6427665, 8570220, 10284264, 12855330, 17140440, 25710660, 51421320]

約数ペア:

[(1, 51421320), (2, 25710660), (3, 17140440), (4, 12855330), (5, 10284264), (6, 8570220), (8, 6427665), (9, 5713480), (10, 5142132), (12, 4285110), (15, 3428088), (18, 2856740), (20, 2571066), (24, 2142555), (30, 1714044), (36, 1428370), (40, 1285533), (45, 1142696), (60, 857022), (72, 714185), (90, 571348), (120, 428511), (180, 285674), (360, 142837)]