82720980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9011}}^1$

素因数の和:9046

約数の個数: 96

約数和(自身を含む): 272522880

約数和(自身を除く): 189801900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9011, 9180, 18022, 27033, 36044, 45055, 54066, 81099, 90110, 108132, 135165, 153187, 162198, 180220, 243297, 270330, 306374, 324396, 405495, 459561, 486594, 540660, 612748, 765935, 810990, 919122, 973188, 1216485, 1378683, 1531870, 1621980, 1838244, 2297805, 2432970, 2757366, 3063740, 4136049, 4595610, 4865940, 5514732, 6893415, 8272098, 9191220, 13786830, 16544196, 20680245, 27573660, 41360490, 82720980]

約数ペア:

[(1, 82720980), (2, 41360490), (3, 27573660), (4, 20680245), (5, 16544196), (6, 13786830), (9, 9191220), (10, 8272098), (12, 6893415), (15, 5514732), (17, 4865940), (18, 4595610), (20, 4136049), (27, 3063740), (30, 2757366), (34, 2432970), (36, 2297805), (45, 1838244), (51, 1621980), (54, 1531870), (60, 1378683), (68, 1216485), (85, 973188), (90, 919122), (102, 810990), (108, 765935), (135, 612748), (153, 540660), (170, 486594), (180, 459561), (204, 405495), (255, 324396), (270, 306374), (306, 270330), (340, 243297), (459, 180220), (510, 162198), (540, 153187), (612, 135165), (765, 108132), (918, 90110), (1020, 81099), (1530, 54066), (1836, 45055), (2295, 36044), (3060, 27033), (4590, 18022), (9011, 9180)]