81375300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{30139}}^1$

素因数の和:30162

約数の個数: 72

約数和(自身を含む): 261615200

約数和(自身を除く): 180239900

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, 30139, 60278, 90417, 120556, 150695, 180834, 271251, 301390, 361668, 452085, 542502, 602780, 753475, 813753, 904170, 1085004, 1356255, 1506950, 1627506, 1808340, 2260425, 2712510, 3013900, 3255012, 4068765, 4520850, 5425020, 6781275, 8137530, 9041700, 13562550, 16275060, 20343825, 27125100, 40687650, 81375300]

約数ペア:

[(1, 81375300), (2, 40687650), (3, 27125100), (4, 20343825), (5, 16275060), (6, 13562550), (9, 9041700), (10, 8137530), (12, 6781275), (15, 5425020), (18, 4520850), (20, 4068765), (25, 3255012), (27, 3013900), (30, 2712510), (36, 2260425), (45, 1808340), (50, 1627506), (54, 1506950), (60, 1356255), (75, 1085004), (90, 904170), (100, 813753), (108, 753475), (135, 602780), (150, 542502), (180, 452085), (225, 361668), (270, 301390), (300, 271251), (450, 180834), (540, 150695), (675, 120556), (900, 90417), (1350, 60278), (2700, 30139)]