55080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1$

素因数の和:40

約数の個数: 80

約数和(自身を含む): 196020

約数和(自身を除く): 140940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 340, 360, 405, 408, 459, 510, 540, 612, 648, 680, 765, 810, 918, 1020, 1080, 1224, 1377, 1530, 1620, 1836, 2040, 2295, 2754, 3060, 3240, 3672, 4590, 5508, 6120, 6885, 9180, 11016, 13770, 18360, 27540, 55080]

約数ペア:

[(1, 55080), (2, 27540), (3, 18360), (4, 13770), (5, 11016), (6, 9180), (8, 6885), (9, 6120), (10, 5508), (12, 4590), (15, 3672), (17, 3240), (18, 3060), (20, 2754), (24, 2295), (27, 2040), (30, 1836), (34, 1620), (36, 1530), (40, 1377), (45, 1224), (51, 1080), (54, 1020), (60, 918), (68, 810), (72, 765), (81, 680), (85, 648), (90, 612), (102, 540), (108, 510), (120, 459), (135, 408), (136, 405), (153, 360), (162, 340), (170, 324), (180, 306), (204, 270), (216, 255)]