78288315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 154275840

約数和(自身を除く): 75987525

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 61, 85, 105, 119, 183, 255, 305, 357, 427, 595, 719, 915, 1037, 1281, 1785, 2135, 2157, 3111, 3595, 5033, 5185, 6405, 7259, 10785, 12223, 15099, 15555, 21777, 25165, 36295, 36669, 43859, 61115, 75495, 85561, 108885, 131577, 183345, 219295, 256683, 307013, 427805, 657885, 745603, 921039, 1283415, 1535065, 2236809, 3728015, 4605195, 5219221, 11184045, 15657663, 26096105, 78288315]

約数ペア:

[(1, 78288315), (3, 26096105), (5, 15657663), (7, 11184045), (15, 5219221), (17, 4605195), (21, 3728015), (35, 2236809), (51, 1535065), (61, 1283415), (85, 921039), (105, 745603), (119, 657885), (183, 427805), (255, 307013), (305, 256683), (357, 219295), (427, 183345), (595, 131577), (719, 108885), (915, 85561), (1037, 75495), (1281, 61115), (1785, 43859), (2135, 36669), (2157, 36295), (3111, 25165), (3595, 21777), (5033, 15555), (5185, 15099), (6405, 12223), (7259, 10785)]