90720396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193847}}^1$

素因数の和:193870

約数の個数: 36

約数和(自身を含む): 246962352

約数和(自身を除く): 156241956

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 193847, 387694, 581541, 775388, 1163082, 1744623, 2326164, 2520011, 3489246, 5040022, 6978492, 7560033, 10080044, 15120066, 22680099, 30240132, 45360198, 90720396]

約数ペア:

[(1, 90720396), (2, 45360198), (3, 30240132), (4, 22680099), (6, 15120066), (9, 10080044), (12, 7560033), (13, 6978492), (18, 5040022), (26, 3489246), (36, 2520011), (39, 2326164), (52, 1744623), (78, 1163082), (117, 775388), (156, 581541), (234, 387694), (468, 193847)]