81723960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227011}}^1$

素因数の和:227028

約数の個数: 48

約数和(自身を含む): 265604040

約数和(自身を除く): 183880080

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, 227011, 454022, 681033, 908044, 1135055, 1362066, 1816088, 2043099, 2270110, 2724132, 3405165, 4086198, 4540220, 5448264, 6810330, 8172396, 9080440, 10215495, 13620660, 16344792, 20430990, 27241320, 40861980, 81723960]

約数ペア:

[(1, 81723960), (2, 40861980), (3, 27241320), (4, 20430990), (5, 16344792), (6, 13620660), (8, 10215495), (9, 9080440), (10, 8172396), (12, 6810330), (15, 5448264), (18, 4540220), (20, 4086198), (24, 3405165), (30, 2724132), (36, 2270110), (40, 2043099), (45, 1816088), (60, 1362066), (72, 1135055), (90, 908044), (120, 681033), (180, 454022), (360, 227011)]