81528060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1358801}}^1$

素因数の和:1358813

約数の個数: 24

約数和(自身を含む): 228278736

約数和(自身を除く): 146750676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1358801, 2717602, 4076403, 5435204, 6794005, 8152806, 13588010, 16305612, 20382015, 27176020, 40764030, 81528060]

約数ペア:

[(1, 81528060), (2, 40764030), (3, 27176020), (4, 20382015), (5, 16305612), (6, 13588010), (10, 8152806), (12, 6794005), (15, 5435204), (20, 4076403), (30, 2717602), (60, 1358801)]