1197920000

素因数分解:

$2^8\times 5^4\times {\mathrm{7487}}^1$

素因数の和:7523

約数の個数: 90

約数和(自身を含む): 2988393408

約数和(自身を除く): 1790473408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 625, 640, 800, 1000, 1250, 1280, 1600, 2000, 2500, 3200, 4000, 5000, 6400, 7487, 8000, 10000, 14974, 16000, 20000, 29948, 32000, 37435, 40000, 59896, 74870, 80000, 119792, 149740, 160000, 187175, 239584, 299480, 374350, 479168, 598960, 748700, 935875, 958336, 1197920, 1497400, 1871750, 1916672, 2395840, 2994800, 3743500, 4679375, 4791680, 5989600, 7487000, 9358750, 9583360, 11979200, 14974000, 18717500, 23958400, 29948000, 37435000, 47916800, 59896000, 74870000, 119792000, 149740000, 239584000, 299480000, 598960000, 1197920000]

約数ペア:

[(1, 1197920000), (2, 598960000), (4, 299480000), (5, 239584000), (8, 149740000), (10, 119792000), (16, 74870000), (20, 59896000), (25, 47916800), (32, 37435000), (40, 29948000), (50, 23958400), (64, 18717500), (80, 14974000), (100, 11979200), (125, 9583360), (128, 9358750), (160, 7487000), (200, 5989600), (250, 4791680), (256, 4679375), (320, 3743500), (400, 2994800), (500, 2395840), (625, 1916672), (640, 1871750), (800, 1497400), (1000, 1197920), (1250, 958336), (1280, 935875), (1600, 748700), (2000, 598960), (2500, 479168), (3200, 374350), (4000, 299480), (5000, 239584), (6400, 187175), (7487, 160000), (8000, 149740), (10000, 119792), (14974, 80000), (16000, 74870), (20000, 59896), (29948, 40000), (32000, 37435)]