189855000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{4219}}^1$

素因数の和:4251

約数の個数: 120

約数和(自身を含む): 642684900

約数和(自身を除く): 452829900

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, 300, 360, 375, 450, 500, 600, 625, 750, 900, 1000, 1125, 1250, 1500, 1800, 1875, 2250, 2500, 3000, 3750, 4219, 4500, 5000, 5625, 7500, 8438, 9000, 11250, 12657, 15000, 16876, 21095, 22500, 25314, 33752, 37971, 42190, 45000, 50628, 63285, 75942, 84380, 101256, 105475, 126570, 151884, 168760, 189855, 210950, 253140, 303768, 316425, 379710, 421900, 506280, 527375, 632850, 759420, 843800, 949275, 1054750, 1265700, 1518840, 1582125, 1898550, 2109500, 2531400, 2636875, 3164250, 3797100, 4219000, 4746375, 5273750, 6328500, 7594200, 7910625, 9492750, 10547500, 12657000, 15821250, 18985500, 21095000, 23731875, 31642500, 37971000, 47463750, 63285000, 94927500, 189855000]

約数ペア:

[(1, 189855000), (2, 94927500), (3, 63285000), (4, 47463750), (5, 37971000), (6, 31642500), (8, 23731875), (9, 21095000), (10, 18985500), (12, 15821250), (15, 12657000), (18, 10547500), (20, 9492750), (24, 7910625), (25, 7594200), (30, 6328500), (36, 5273750), (40, 4746375), (45, 4219000), (50, 3797100), (60, 3164250), (72, 2636875), (75, 2531400), (90, 2109500), (100, 1898550), (120, 1582125), (125, 1518840), (150, 1265700), (180, 1054750), (200, 949275), (225, 843800), (250, 759420), (300, 632850), (360, 527375), (375, 506280), (450, 421900), (500, 379710), (600, 316425), (625, 303768), (750, 253140), (900, 210950), (1000, 189855), (1125, 168760), (1250, 151884), (1500, 126570), (1800, 105475), (1875, 101256), (2250, 84380), (2500, 75942), (3000, 63285), (3750, 50628), (4219, 45000), (4500, 42190), (5000, 37971), (5625, 33752), (7500, 25314), (8438, 22500), (9000, 21095), (11250, 16876), (12657, 15000)]