2749480160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{350699}}^1$

素因数の和:350728

約数の個数: 72

約数和(自身を含む): 7556182200

約数和(自身を除く): 4806702040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 350699, 701398, 1402796, 1753495, 2454893, 2805592, 3506990, 4909786, 5611184, 7013980, 9819572, 11222368, 12274465, 14027960, 17184251, 19639144, 24548930, 28055920, 34368502, 39278288, 49097860, 56111840, 68737004, 78556576, 85921255, 98195720, 137474008, 171842510, 196391440, 274948016, 343685020, 392782880, 549896032, 687370040, 1374740080, 2749480160]

約数ペア:

[(1, 2749480160), (2, 1374740080), (4, 687370040), (5, 549896032), (7, 392782880), (8, 343685020), (10, 274948016), (14, 196391440), (16, 171842510), (20, 137474008), (28, 98195720), (32, 85921255), (35, 78556576), (40, 68737004), (49, 56111840), (56, 49097860), (70, 39278288), (80, 34368502), (98, 28055920), (112, 24548930), (140, 19639144), (160, 17184251), (196, 14027960), (224, 12274465), (245, 11222368), (280, 9819572), (392, 7013980), (490, 5611184), (560, 4909786), (784, 3506990), (980, 2805592), (1120, 2454893), (1568, 1753495), (1960, 1402796), (3920, 701398), (7840, 350699)]