227668840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5179}}^1$

素因数の和:5354

約数の個数: 64

約数和(自身を含む): 589276800

約数和(自身を除く): 361607960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 2198, 3140, 4396, 5179, 5495, 6280, 8792, 10358, 10990, 20716, 21980, 25895, 36253, 41432, 43960, 51790, 72506, 103580, 145012, 181265, 207160, 290024, 362530, 725060, 813103, 1450120, 1626206, 3252412, 4065515, 5691721, 6504824, 8131030, 11383442, 16262060, 22766884, 28458605, 32524120, 45533768, 56917210, 113834420, 227668840]

約数ペア:

[(1, 227668840), (2, 113834420), (4, 56917210), (5, 45533768), (7, 32524120), (8, 28458605), (10, 22766884), (14, 16262060), (20, 11383442), (28, 8131030), (35, 6504824), (40, 5691721), (56, 4065515), (70, 3252412), (140, 1626206), (157, 1450120), (280, 813103), (314, 725060), (628, 362530), (785, 290024), (1099, 207160), (1256, 181265), (1570, 145012), (2198, 103580), (3140, 72506), (4396, 51790), (5179, 43960), (5495, 41432), (6280, 36253), (8792, 25895), (10358, 21980), (10990, 20716)]