340740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{631}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 1061760

約数和(自身を除く): 721020

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, 631, 1262, 1893, 2524, 3155, 3786, 5679, 6310, 7572, 9465, 11358, 12620, 17037, 18930, 22716, 28395, 34074, 37860, 56790, 68148, 85185, 113580, 170370, 340740]

約数ペア:

[(1, 340740), (2, 170370), (3, 113580), (4, 85185), (5, 68148), (6, 56790), (9, 37860), (10, 34074), (12, 28395), (15, 22716), (18, 18930), (20, 17037), (27, 12620), (30, 11358), (36, 9465), (45, 7572), (54, 6310), (60, 5679), (90, 3786), (108, 3155), (135, 2524), (180, 1893), (270, 1262), (540, 631)]