28363320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78787}}^1$

素因数の和:78804

約数の個数: 48

約数和(自身を含む): 92181960

約数和(自身を除く): 63818640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78787, 157574, 236361, 315148, 393935, 472722, 630296, 709083, 787870, 945444, 1181805, 1418166, 1575740, 1890888, 2363610, 2836332, 3151480, 3545415, 4727220, 5672664, 7090830, 9454440, 14181660, 28363320]

約数ペア:

[(1, 28363320), (2, 14181660), (3, 9454440), (4, 7090830), (5, 5672664), (6, 4727220), (8, 3545415), (9, 3151480), (10, 2836332), (12, 2363610), (15, 1890888), (18, 1575740), (20, 1418166), (24, 1181805), (30, 945444), (36, 787870), (40, 709083), (45, 630296), (60, 472722), (72, 393935), (90, 315148), (120, 236361), (180, 157574), (360, 78787)]