15216760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2251}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 37090440

約数和(自身を除く): 21873680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 2251, 3380, 4502, 6760, 9004, 11255, 18008, 22510, 29263, 45020, 58526, 90040, 117052, 146315, 234104, 292630, 380419, 585260, 760838, 1170520, 1521676, 1902095, 3043352, 3804190, 7608380, 15216760]

約数ペア:

[(1, 15216760), (2, 7608380), (4, 3804190), (5, 3043352), (8, 1902095), (10, 1521676), (13, 1170520), (20, 760838), (26, 585260), (40, 380419), (52, 292630), (65, 234104), (104, 146315), (130, 117052), (169, 90040), (260, 58526), (338, 45020), (520, 29263), (676, 22510), (845, 18008), (1352, 11255), (1690, 9004), (2251, 6760), (3380, 4502)]