18315720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{5653}}^1$

素因数の和:5676

約数の個数: 80

約数和(自身を含む): 61572060

約数和(自身を除く): 43256340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 5653, 11306, 16959, 22612, 28265, 33918, 45224, 50877, 56530, 67836, 84795, 101754, 113060, 135672, 152631, 169590, 203508, 226120, 254385, 305262, 339180, 407016, 457893, 508770, 610524, 678360, 763155, 915786, 1017540, 1221048, 1526310, 1831572, 2035080, 2289465, 3052620, 3663144, 4578930, 6105240, 9157860, 18315720]

約数ペア:

[(1, 18315720), (2, 9157860), (3, 6105240), (4, 4578930), (5, 3663144), (6, 3052620), (8, 2289465), (9, 2035080), (10, 1831572), (12, 1526310), (15, 1221048), (18, 1017540), (20, 915786), (24, 763155), (27, 678360), (30, 610524), (36, 508770), (40, 457893), (45, 407016), (54, 339180), (60, 305262), (72, 254385), (81, 226120), (90, 203508), (108, 169590), (120, 152631), (135, 135672), (162, 113060), (180, 101754), (216, 84795), (270, 67836), (324, 56530), (360, 50877), (405, 45224), (540, 33918), (648, 28265), (810, 22612), (1080, 16959), (1620, 11306), (3240, 5653)]