20228400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{1873}}^1$

素因数の和:1900

約数の個数: 120

約数和(自身を含む): 72036560

約数和(自身を除く): 51808160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 1873, 2160, 2700, 3600, 3746, 5400, 5619, 7492, 9365, 10800, 11238, 14984, 16857, 18730, 22476, 28095, 29968, 33714, 37460, 44952, 46825, 50571, 56190, 67428, 74920, 84285, 89904, 93650, 101142, 112380, 134856, 140475, 149840, 168570, 187300, 202284, 224760, 252855, 269712, 280950, 337140, 374600, 404568, 421425, 449520, 505710, 561900, 674280, 749200, 809136, 842850, 1011420, 1123800, 1264275, 1348560, 1685700, 2022840, 2247600, 2528550, 3371400, 4045680, 5057100, 6742800, 10114200, 20228400]

約数ペア:

[(1, 20228400), (2, 10114200), (3, 6742800), (4, 5057100), (5, 4045680), (6, 3371400), (8, 2528550), (9, 2247600), (10, 2022840), (12, 1685700), (15, 1348560), (16, 1264275), (18, 1123800), (20, 1011420), (24, 842850), (25, 809136), (27, 749200), (30, 674280), (36, 561900), (40, 505710), (45, 449520), (48, 421425), (50, 404568), (54, 374600), (60, 337140), (72, 280950), (75, 269712), (80, 252855), (90, 224760), (100, 202284), (108, 187300), (120, 168570), (135, 149840), (144, 140475), (150, 134856), (180, 112380), (200, 101142), (216, 93650), (225, 89904), (240, 84285), (270, 74920), (300, 67428), (360, 56190), (400, 50571), (432, 46825), (450, 44952), (540, 37460), (600, 33714), (675, 29968), (720, 28095), (900, 22476), (1080, 18730), (1200, 16857), (1350, 14984), (1800, 11238), (1873, 10800), (2160, 9365), (2700, 7492), (3600, 5619), (3746, 5400)]