219968000

素因数分解:

$2^9\times 5^3\times 7^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 160

約数和(自身を含む): 628138368

約数和(自身を除く): 408170368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 256, 280, 320, 350, 400, 448, 491, 500, 512, 560, 640, 700, 800, 875, 896, 982, 1000, 1120, 1280, 1400, 1600, 1750, 1792, 1964, 2000, 2240, 2455, 2560, 2800, 3200, 3437, 3500, 3584, 3928, 4000, 4480, 4910, 5600, 6400, 6874, 7000, 7856, 8000, 8960, 9820, 11200, 12275, 12800, 13748, 14000, 15712, 16000, 17185, 17920, 19640, 22400, 24550, 27496, 28000, 31424, 32000, 34370, 39280, 44800, 49100, 54992, 56000, 61375, 62848, 64000, 68740, 78560, 85925, 89600, 98200, 109984, 112000, 122750, 125696, 137480, 157120, 171850, 196400, 219968, 224000, 245500, 251392, 274960, 314240, 343700, 392800, 429625, 439936, 448000, 491000, 549920, 628480, 687400, 785600, 859250, 879872, 982000, 1099840, 1256960, 1374800, 1571200, 1718500, 1759744, 1964000, 2199680, 2749600, 3142400, 3437000, 3928000, 4399360, 5499200, 6284800, 6874000, 7856000, 8798720, 10998400, 13748000, 15712000, 21996800, 27496000, 31424000, 43993600, 54992000, 109984000, 219968000]

約数ペア:

[(1, 219968000), (2, 109984000), (4, 54992000), (5, 43993600), (7, 31424000), (8, 27496000), (10, 21996800), (14, 15712000), (16, 13748000), (20, 10998400), (25, 8798720), (28, 7856000), (32, 6874000), (35, 6284800), (40, 5499200), (50, 4399360), (56, 3928000), (64, 3437000), (70, 3142400), (80, 2749600), (100, 2199680), (112, 1964000), (125, 1759744), (128, 1718500), (140, 1571200), (160, 1374800), (175, 1256960), (200, 1099840), (224, 982000), (250, 879872), (256, 859250), (280, 785600), (320, 687400), (350, 628480), (400, 549920), (448, 491000), (491, 448000), (500, 439936), (512, 429625), (560, 392800), (640, 343700), (700, 314240), (800, 274960), (875, 251392), (896, 245500), (982, 224000), (1000, 219968), (1120, 196400), (1280, 171850), (1400, 157120), (1600, 137480), (1750, 125696), (1792, 122750), (1964, 112000), (2000, 109984), (2240, 98200), (2455, 89600), (2560, 85925), (2800, 78560), (3200, 68740), (3437, 64000), (3500, 62848), (3584, 61375), (3928, 56000), (4000, 54992), (4480, 49100), (4910, 44800), (5600, 39280), (6400, 34370), (6874, 32000), (7000, 31424), (7856, 28000), (8000, 27496), (8960, 24550), (9820, 22400), (11200, 19640), (12275, 17920), (12800, 17185), (13748, 16000), (14000, 15712)]