77220720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107251}}^1$

素因数の和:107270

約数の個数: 60

約数和(自身を含む): 259335336

約数和(自身を除く): 182114616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 107251, 214502, 321753, 429004, 536255, 643506, 858008, 965259, 1072510, 1287012, 1608765, 1716016, 1930518, 2145020, 2574024, 3217530, 3861036, 4290040, 4826295, 5148048, 6435060, 7722072, 8580080, 9652590, 12870120, 15444144, 19305180, 25740240, 38610360, 77220720]

約数ペア:

[(1, 77220720), (2, 38610360), (3, 25740240), (4, 19305180), (5, 15444144), (6, 12870120), (8, 9652590), (9, 8580080), (10, 7722072), (12, 6435060), (15, 5148048), (16, 4826295), (18, 4290040), (20, 3861036), (24, 3217530), (30, 2574024), (36, 2145020), (40, 1930518), (45, 1716016), (48, 1608765), (60, 1287012), (72, 1072510), (80, 965259), (90, 858008), (120, 643506), (144, 536255), (180, 429004), (240, 321753), (360, 214502), (720, 107251)]