90757548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2591}}^1$

素因数の和:2747

約数の個数: 72

約数和(自身を含む): 264176640

約数和(自身を除く): 173419092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1668, 1946, 2502, 2591, 2919, 3892, 5004, 5182, 5838, 7773, 8757, 10364, 11676, 15546, 17514, 18137, 23319, 31092, 35028, 36274, 46638, 54411, 72548, 93276, 108822, 163233, 217644, 326466, 360149, 652932, 720298, 1080447, 1440596, 2160894, 2521043, 3241341, 4321788, 5042086, 6482682, 7563129, 10084172, 12965364, 15126258, 22689387, 30252516, 45378774, 90757548]

約数ペア:

[(1, 90757548), (2, 45378774), (3, 30252516), (4, 22689387), (6, 15126258), (7, 12965364), (9, 10084172), (12, 7563129), (14, 6482682), (18, 5042086), (21, 4321788), (28, 3241341), (36, 2521043), (42, 2160894), (63, 1440596), (84, 1080447), (126, 720298), (139, 652932), (252, 360149), (278, 326466), (417, 217644), (556, 163233), (834, 108822), (973, 93276), (1251, 72548), (1668, 54411), (1946, 46638), (2502, 36274), (2591, 35028), (2919, 31092), (3892, 23319), (5004, 18137), (5182, 17514), (5838, 15546), (7773, 11676), (8757, 10364)]