156824920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{560089}}^1$

素因数の和:560107

約数の個数: 32

約数和(自身を含む): 403264800

約数和(自身を除く): 246439880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 560089, 1120178, 2240356, 2800445, 3920623, 4480712, 5600890, 7841246, 11201780, 15682492, 19603115, 22403560, 31364984, 39206230, 78412460, 156824920]

約数ペア:

[(1, 156824920), (2, 78412460), (4, 39206230), (5, 31364984), (7, 22403560), (8, 19603115), (10, 15682492), (14, 11201780), (20, 7841246), (28, 5600890), (35, 4480712), (40, 3920623), (56, 2800445), (70, 2240356), (140, 1120178), (280, 560089)]