245150080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{54721}}^1$

素因数の和:54747

約数の個数: 64

約数和(自身を含む): 669797280

約数和(自身を除く): 424647200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 54721, 109442, 218884, 273605, 383047, 437768, 547210, 766094, 875536, 1094420, 1532188, 1751072, 1915235, 2188840, 3064376, 3502144, 3830470, 4377680, 6128752, 7004288, 7660940, 8755360, 12257504, 15321880, 17510720, 24515008, 30643760, 35021440, 49030016, 61287520, 122575040, 245150080]

約数ペア:

[(1, 245150080), (2, 122575040), (4, 61287520), (5, 49030016), (7, 35021440), (8, 30643760), (10, 24515008), (14, 17510720), (16, 15321880), (20, 12257504), (28, 8755360), (32, 7660940), (35, 7004288), (40, 6128752), (56, 4377680), (64, 3830470), (70, 3502144), (80, 3064376), (112, 2188840), (128, 1915235), (140, 1751072), (160, 1532188), (224, 1094420), (280, 875536), (320, 766094), (448, 547210), (560, 437768), (640, 383047), (896, 273605), (1120, 218884), (2240, 109442), (4480, 54721)]