138784000

素因数分解:

$2^8\times 5^3\times {\mathrm{4337}}^1$

素因数の和:4368

約数の個数: 72

約数和(自身を含む): 345808008

約数和(自身を除く): 207024008

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, 640, 800, 1000, 1280, 1600, 2000, 3200, 4000, 4337, 6400, 8000, 8674, 16000, 17348, 21685, 32000, 34696, 43370, 69392, 86740, 108425, 138784, 173480, 216850, 277568, 346960, 433700, 542125, 555136, 693920, 867400, 1084250, 1110272, 1387840, 1734800, 2168500, 2775680, 3469600, 4337000, 5551360, 6939200, 8674000, 13878400, 17348000, 27756800, 34696000, 69392000, 138784000]

約数ペア:

[(1, 138784000), (2, 69392000), (4, 34696000), (5, 27756800), (8, 17348000), (10, 13878400), (16, 8674000), (20, 6939200), (25, 5551360), (32, 4337000), (40, 3469600), (50, 2775680), (64, 2168500), (80, 1734800), (100, 1387840), (125, 1110272), (128, 1084250), (160, 867400), (200, 693920), (250, 555136), (256, 542125), (320, 433700), (400, 346960), (500, 277568), (640, 216850), (800, 173480), (1000, 138784), (1280, 108425), (1600, 86740), (2000, 69392), (3200, 43370), (4000, 34696), (4337, 32000), (6400, 21685), (8000, 17348), (8674, 16000)]