31504140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19447}}^1$

素因数の和:19468

約数の個数: 60

約数和(自身を含む): 98834736

約数和(自身を除く): 67330596

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, 19447, 38894, 58341, 77788, 97235, 116682, 175023, 194470, 233364, 291705, 350046, 388940, 525069, 583410, 700092, 875115, 1050138, 1166820, 1575207, 1750230, 2100276, 2625345, 3150414, 3500460, 5250690, 6300828, 7876035, 10501380, 15752070, 31504140]

約数ペア:

[(1, 31504140), (2, 15752070), (3, 10501380), (4, 7876035), (5, 6300828), (6, 5250690), (9, 3500460), (10, 3150414), (12, 2625345), (15, 2100276), (18, 1750230), (20, 1575207), (27, 1166820), (30, 1050138), (36, 875115), (45, 700092), (54, 583410), (60, 525069), (81, 388940), (90, 350046), (108, 291705), (135, 233364), (162, 194470), (180, 175023), (270, 116682), (324, 97235), (405, 77788), (540, 58341), (810, 38894), (1620, 19447)]