15140820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{911}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 42594048

約数和(自身を除く): 27453228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 911, 1108, 1385, 1662, 1822, 2733, 2770, 3324, 3644, 4155, 4555, 5466, 5540, 8310, 9110, 10932, 13665, 16620, 18220, 27330, 54660, 252347, 504694, 757041, 1009388, 1261735, 1514082, 2523470, 3028164, 3785205, 5046940, 7570410, 15140820]

約数ペア:

[(1, 15140820), (2, 7570410), (3, 5046940), (4, 3785205), (5, 3028164), (6, 2523470), (10, 1514082), (12, 1261735), (15, 1009388), (20, 757041), (30, 504694), (60, 252347), (277, 54660), (554, 27330), (831, 18220), (911, 16620), (1108, 13665), (1385, 10932), (1662, 9110), (1822, 8310), (2733, 5540), (2770, 5466), (3324, 4555), (3644, 4155)]