198303420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{472151}}^1$

素因数の和:472170

約数の個数: 48

約数和(自身を含む): 634572288

約数和(自身を除く): 436268868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 472151, 944302, 1416453, 1888604, 2360755, 2832906, 3305057, 4721510, 5665812, 6610114, 7082265, 9443020, 9915171, 13220228, 14164530, 16525285, 19830342, 28329060, 33050570, 39660684, 49575855, 66101140, 99151710, 198303420]

約数ペア:

[(1, 198303420), (2, 99151710), (3, 66101140), (4, 49575855), (5, 39660684), (6, 33050570), (7, 28329060), (10, 19830342), (12, 16525285), (14, 14164530), (15, 13220228), (20, 9915171), (21, 9443020), (28, 7082265), (30, 6610114), (35, 5665812), (42, 4721510), (60, 3305057), (70, 2832906), (84, 2360755), (105, 1888604), (140, 1416453), (210, 944302), (420, 472151)]