15110820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{27983}}^1$

素因数の和:28001

約数の個数: 48

約数和(自身を含む): 47013120

約数和(自身を除く): 31902300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 27983, 55966, 83949, 111932, 139915, 167898, 251847, 279830, 335796, 419745, 503694, 559660, 755541, 839490, 1007388, 1259235, 1511082, 1678980, 2518470, 3022164, 3777705, 5036940, 7555410, 15110820]

約数ペア:

[(1, 15110820), (2, 7555410), (3, 5036940), (4, 3777705), (5, 3022164), (6, 2518470), (9, 1678980), (10, 1511082), (12, 1259235), (15, 1007388), (18, 839490), (20, 755541), (27, 559660), (30, 503694), (36, 419745), (45, 335796), (54, 279830), (60, 251847), (90, 167898), (108, 139915), (135, 111932), (180, 83949), (270, 55966), (540, 27983)]