18513900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{6857}}^1$

素因数の和:6880

約数の個数: 72

約数和(自身を含む): 59527440

約数和(自身を除く): 41013540

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, 6857, 13714, 20571, 27428, 34285, 41142, 61713, 68570, 82284, 102855, 123426, 137140, 171425, 185139, 205710, 246852, 308565, 342850, 370278, 411420, 514275, 617130, 685700, 740556, 925695, 1028550, 1234260, 1542825, 1851390, 2057100, 3085650, 3702780, 4628475, 6171300, 9256950, 18513900]

約数ペア:

[(1, 18513900), (2, 9256950), (3, 6171300), (4, 4628475), (5, 3702780), (6, 3085650), (9, 2057100), (10, 1851390), (12, 1542825), (15, 1234260), (18, 1028550), (20, 925695), (25, 740556), (27, 685700), (30, 617130), (36, 514275), (45, 411420), (50, 370278), (54, 342850), (60, 308565), (75, 246852), (90, 205710), (100, 185139), (108, 171425), (135, 137140), (150, 123426), (180, 102855), (225, 82284), (270, 68570), (300, 61713), (450, 41142), (540, 34285), (675, 27428), (900, 20571), (1350, 13714), (2700, 6857)]