18135900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2239}}^1$

素因数の和:2265

約数の個数: 90

約数和(自身を含む): 58815680

約数和(自身を除く): 40679780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2239, 2700, 4050, 4478, 6717, 8100, 8956, 11195, 13434, 20151, 22390, 26868, 33585, 40302, 44780, 55975, 60453, 67170, 80604, 100755, 111950, 120906, 134340, 167925, 181359, 201510, 223900, 241812, 302265, 335850, 362718, 403020, 503775, 604530, 671700, 725436, 906795, 1007550, 1209060, 1511325, 1813590, 2015100, 3022650, 3627180, 4533975, 6045300, 9067950, 18135900]

約数ペア:

[(1, 18135900), (2, 9067950), (3, 6045300), (4, 4533975), (5, 3627180), (6, 3022650), (9, 2015100), (10, 1813590), (12, 1511325), (15, 1209060), (18, 1007550), (20, 906795), (25, 725436), (27, 671700), (30, 604530), (36, 503775), (45, 403020), (50, 362718), (54, 335850), (60, 302265), (75, 241812), (81, 223900), (90, 201510), (100, 181359), (108, 167925), (135, 134340), (150, 120906), (162, 111950), (180, 100755), (225, 80604), (270, 67170), (300, 60453), (324, 55975), (405, 44780), (450, 40302), (540, 33585), (675, 26868), (810, 22390), (900, 20151), (1350, 13434), (1620, 11195), (2025, 8956), (2239, 8100), (2700, 6717), (4050, 4478)]