30620655

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3079}}^1$

素因数の和:3120

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 29919825

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3079, 3315, 9237, 9945, 15395, 27711, 40027, 46185, 52343, 120081, 138555, 157029, 200135, 261715, 360243, 471087, 600405, 680459, 785145, 1801215, 2041377, 2355435, 3402295, 6124131, 10206885, 30620655]

約数ペア:

[(1, 30620655), (3, 10206885), (5, 6124131), (9, 3402295), (13, 2355435), (15, 2041377), (17, 1801215), (39, 785145), (45, 680459), (51, 600405), (65, 471087), (85, 360243), (117, 261715), (153, 200135), (195, 157029), (221, 138555), (255, 120081), (585, 52343), (663, 46185), (765, 40027), (1105, 27711), (1989, 15395), (3079, 9945), (3315, 9237)]