280501380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{173149}}^1$

素因数の和:173170

約数の個数: 60

約数和(自身を含む): 879948300

約数和(自身を除く): 599446920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 173149, 346298, 519447, 692596, 865745, 1038894, 1558341, 1731490, 2077788, 2597235, 3116682, 3462980, 4675023, 5194470, 6233364, 7791705, 9350046, 10388940, 14025069, 15583410, 18700092, 23375115, 28050138, 31166820, 46750230, 56100276, 70125345, 93500460, 140250690, 280501380]

約数ペア:

[(1, 280501380), (2, 140250690), (3, 93500460), (4, 70125345), (5, 56100276), (6, 46750230), (9, 31166820), (10, 28050138), (12, 23375115), (15, 18700092), (18, 15583410), (20, 14025069), (27, 10388940), (30, 9350046), (36, 7791705), (45, 6233364), (54, 5194470), (60, 4675023), (81, 3462980), (90, 3116682), (108, 2597235), (135, 2077788), (162, 1731490), (180, 1558341), (270, 1038894), (324, 865745), (405, 692596), (540, 519447), (810, 346298), (1620, 173149)]