20371200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{1061}}^1$

素因数の和:1090

約数の個数: 108

約数和(自身を含む): 67292568

約数和(自身を除く): 46921368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1061, 1200, 1280, 1600, 1920, 2122, 2400, 3183, 3200, 3840, 4244, 4800, 5305, 6366, 6400, 8488, 9600, 10610, 12732, 15915, 16976, 19200, 21220, 25464, 26525, 31830, 33952, 42440, 50928, 53050, 63660, 67904, 79575, 84880, 101856, 106100, 127320, 135808, 159150, 169760, 203712, 212200, 254640, 271616, 318300, 339520, 407424, 424400, 509280, 636600, 679040, 814848, 848800, 1018560, 1273200, 1358080, 1697600, 2037120, 2546400, 3395200, 4074240, 5092800, 6790400, 10185600, 20371200]

約数ペア:

[(1, 20371200), (2, 10185600), (3, 6790400), (4, 5092800), (5, 4074240), (6, 3395200), (8, 2546400), (10, 2037120), (12, 1697600), (15, 1358080), (16, 1273200), (20, 1018560), (24, 848800), (25, 814848), (30, 679040), (32, 636600), (40, 509280), (48, 424400), (50, 407424), (60, 339520), (64, 318300), (75, 271616), (80, 254640), (96, 212200), (100, 203712), (120, 169760), (128, 159150), (150, 135808), (160, 127320), (192, 106100), (200, 101856), (240, 84880), (256, 79575), (300, 67904), (320, 63660), (384, 53050), (400, 50928), (480, 42440), (600, 33952), (640, 31830), (768, 26525), (800, 25464), (960, 21220), (1061, 19200), (1200, 16976), (1280, 15915), (1600, 12732), (1920, 10610), (2122, 9600), (2400, 8488), (3183, 6400), (3200, 6366), (3840, 5305), (4244, 4800)]