128536920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357047}}^1$

素因数の和:357064

約数の個数: 48

約数和(自身を含む): 417746160

約数和(自身を除く): 289209240

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, 357047, 714094, 1071141, 1428188, 1785235, 2142282, 2856376, 3213423, 3570470, 4284564, 5355705, 6426846, 7140940, 8569128, 10711410, 12853692, 14281880, 16067115, 21422820, 25707384, 32134230, 42845640, 64268460, 128536920]

約数ペア:

[(1, 128536920), (2, 64268460), (3, 42845640), (4, 32134230), (5, 25707384), (6, 21422820), (8, 16067115), (9, 14281880), (10, 12853692), (12, 10711410), (15, 8569128), (18, 7140940), (20, 6426846), (24, 5355705), (30, 4284564), (36, 3570470), (40, 3213423), (45, 2856376), (60, 2142282), (72, 1785235), (90, 1428188), (120, 1071141), (180, 714094), (360, 357047)]