12645000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{281}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 42947190

約数和(自身を除く): 30302190

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 281, 300, 360, 375, 450, 500, 562, 600, 625, 750, 843, 900, 1000, 1124, 1125, 1250, 1405, 1500, 1686, 1800, 1875, 2248, 2250, 2500, 2529, 2810, 3000, 3372, 3750, 4215, 4500, 5000, 5058, 5620, 5625, 6744, 7025, 7500, 8430, 9000, 10116, 11240, 11250, 12645, 14050, 15000, 16860, 20232, 21075, 22500, 25290, 28100, 33720, 35125, 42150, 45000, 50580, 56200, 63225, 70250, 84300, 101160, 105375, 126450, 140500, 168600, 175625, 210750, 252900, 281000, 316125, 351250, 421500, 505800, 526875, 632250, 702500, 843000, 1053750, 1264500, 1405000, 1580625, 2107500, 2529000, 3161250, 4215000, 6322500, 12645000]

約数ペア:

[(1, 12645000), (2, 6322500), (3, 4215000), (4, 3161250), (5, 2529000), (6, 2107500), (8, 1580625), (9, 1405000), (10, 1264500), (12, 1053750), (15, 843000), (18, 702500), (20, 632250), (24, 526875), (25, 505800), (30, 421500), (36, 351250), (40, 316125), (45, 281000), (50, 252900), (60, 210750), (72, 175625), (75, 168600), (90, 140500), (100, 126450), (120, 105375), (125, 101160), (150, 84300), (180, 70250), (200, 63225), (225, 56200), (250, 50580), (281, 45000), (300, 42150), (360, 35125), (375, 33720), (450, 28100), (500, 25290), (562, 22500), (600, 21075), (625, 20232), (750, 16860), (843, 15000), (900, 14050), (1000, 12645), (1124, 11250), (1125, 11240), (1250, 10116), (1405, 9000), (1500, 8430), (1686, 7500), (1800, 7025), (1875, 6744), (2248, 5625), (2250, 5620), (2500, 5058), (2529, 5000), (2810, 4500), (3000, 4215), (3372, 3750)]