180503120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{322327}}^1$

素因数の和:322347

約数の個数: 40

約数和(自身を含む): 479624064

約数和(自身を除く): 299120944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 322327, 644654, 1289308, 1611635, 2256289, 2578616, 3223270, 4512578, 5157232, 6446540, 9025156, 11281445, 12893080, 18050312, 22562890, 25786160, 36100624, 45125780, 90251560, 180503120]

約数ペア:

[(1, 180503120), (2, 90251560), (4, 45125780), (5, 36100624), (7, 25786160), (8, 22562890), (10, 18050312), (14, 12893080), (16, 11281445), (20, 9025156), (28, 6446540), (35, 5157232), (40, 4512578), (56, 3223270), (70, 2578616), (80, 2256289), (112, 1611635), (140, 1289308), (280, 644654), (560, 322327)]