227290280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1129}}^1$

素因数の和:1866

約数の個数: 64

約数和(自身を含む): 585792000

約数和(自身を除く): 358501720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 719, 1129, 1438, 2258, 2876, 3595, 4516, 5033, 5645, 5752, 7190, 7903, 9032, 10066, 11290, 14380, 15806, 20132, 22580, 25165, 28760, 31612, 39515, 40264, 45160, 50330, 63224, 79030, 100660, 158060, 201320, 316120, 811751, 1623502, 3247004, 4058755, 5682257, 6494008, 8117510, 11364514, 16235020, 22729028, 28411285, 32470040, 45458056, 56822570, 113645140, 227290280]

約数ペア:

[(1, 227290280), (2, 113645140), (4, 56822570), (5, 45458056), (7, 32470040), (8, 28411285), (10, 22729028), (14, 16235020), (20, 11364514), (28, 8117510), (35, 6494008), (40, 5682257), (56, 4058755), (70, 3247004), (140, 1623502), (280, 811751), (719, 316120), (1129, 201320), (1438, 158060), (2258, 100660), (2876, 79030), (3595, 63224), (4516, 50330), (5033, 45160), (5645, 40264), (5752, 39515), (7190, 31612), (7903, 28760), (9032, 25165), (10066, 22580), (11290, 20132), (14380, 15806)]