55142820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{306349}}^1$

素因数の和:306364

約数の個数: 36

約数和(自身を含む): 167267100

約数和(自身を除く): 112124280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 306349, 612698, 919047, 1225396, 1531745, 1838094, 2757141, 3063490, 3676188, 4595235, 5514282, 6126980, 9190470, 11028564, 13785705, 18380940, 27571410, 55142820]

約数ペア:

[(1, 55142820), (2, 27571410), (3, 18380940), (4, 13785705), (5, 11028564), (6, 9190470), (9, 6126980), (10, 5514282), (12, 4595235), (15, 3676188), (18, 3063490), (20, 2757141), (30, 1838094), (36, 1531745), (45, 1225396), (60, 919047), (90, 612698), (180, 306349)]