121489720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{276113}}^1$

素因数の和:276135

約数の個数: 32

約数和(自身を含む): 298203120

約数和(自身を除く): 176713400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 276113, 552226, 1104452, 1380565, 2208904, 2761130, 3037243, 5522260, 6074486, 11044520, 12148972, 15186215, 24297944, 30372430, 60744860, 121489720]

約数ペア:

[(1, 121489720), (2, 60744860), (4, 30372430), (5, 24297944), (8, 15186215), (10, 12148972), (11, 11044520), (20, 6074486), (22, 5522260), (40, 3037243), (44, 2761130), (55, 2208904), (88, 1380565), (110, 1104452), (220, 552226), (440, 276113)]