21818700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{8081}}^1$

素因数の和:8104

約数の個数: 72

約数和(自身を含む): 70151760

約数和(自身を除く): 48333060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 8081, 16162, 24243, 32324, 40405, 48486, 72729, 80810, 96972, 121215, 145458, 161620, 202025, 218187, 242430, 290916, 363645, 404050, 436374, 484860, 606075, 727290, 808100, 872748, 1090935, 1212150, 1454580, 1818225, 2181870, 2424300, 3636450, 4363740, 5454675, 7272900, 10909350, 21818700]

約数ペア:

[(1, 21818700), (2, 10909350), (3, 7272900), (4, 5454675), (5, 4363740), (6, 3636450), (9, 2424300), (10, 2181870), (12, 1818225), (15, 1454580), (18, 1212150), (20, 1090935), (25, 872748), (27, 808100), (30, 727290), (36, 606075), (45, 484860), (50, 436374), (54, 404050), (60, 363645), (75, 290916), (90, 242430), (100, 218187), (108, 202025), (135, 161620), (150, 145458), (180, 121215), (225, 96972), (270, 80810), (300, 72729), (450, 48486), (540, 40405), (675, 32324), (900, 24243), (1350, 16162), (2700, 8081)]