209940000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{3499}}^1$

素因数の和:3532

約数の個数: 120

約数和(自身を含む): 688842000

約数和(自身を除く): 478902000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 625, 750, 800, 1000, 1200, 1250, 1500, 1875, 2000, 2400, 2500, 3000, 3499, 3750, 4000, 5000, 6000, 6998, 7500, 10000, 10497, 12000, 13996, 15000, 17495, 20000, 20994, 27992, 30000, 34990, 41988, 52485, 55984, 60000, 69980, 83976, 87475, 104970, 111968, 139960, 167952, 174950, 209940, 262425, 279920, 335904, 349900, 419880, 437375, 524850, 559840, 699800, 839760, 874750, 1049700, 1312125, 1399600, 1679520, 1749500, 2099400, 2186875, 2624250, 2799200, 3499000, 4198800, 4373750, 5248500, 6560625, 6998000, 8397600, 8747500, 10497000, 13121250, 13996000, 17495000, 20994000, 26242500, 34990000, 41988000, 52485000, 69980000, 104970000, 209940000]

約数ペア:

[(1, 209940000), (2, 104970000), (3, 69980000), (4, 52485000), (5, 41988000), (6, 34990000), (8, 26242500), (10, 20994000), (12, 17495000), (15, 13996000), (16, 13121250), (20, 10497000), (24, 8747500), (25, 8397600), (30, 6998000), (32, 6560625), (40, 5248500), (48, 4373750), (50, 4198800), (60, 3499000), (75, 2799200), (80, 2624250), (96, 2186875), (100, 2099400), (120, 1749500), (125, 1679520), (150, 1399600), (160, 1312125), (200, 1049700), (240, 874750), (250, 839760), (300, 699800), (375, 559840), (400, 524850), (480, 437375), (500, 419880), (600, 349900), (625, 335904), (750, 279920), (800, 262425), (1000, 209940), (1200, 174950), (1250, 167952), (1500, 139960), (1875, 111968), (2000, 104970), (2400, 87475), (2500, 83976), (3000, 69980), (3499, 60000), (3750, 55984), (4000, 52485), (5000, 41988), (6000, 34990), (6998, 30000), (7500, 27992), (10000, 20994), (10497, 20000), (12000, 17495), (13996, 15000)]