64920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{541}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 195120

約数和(自身を除く): 130200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 541, 1082, 1623, 2164, 2705, 3246, 4328, 5410, 6492, 8115, 10820, 12984, 16230, 21640, 32460, 64920]

約数ペア:

[(1, 64920), (2, 32460), (3, 21640), (4, 16230), (5, 12984), (6, 10820), (8, 8115), (10, 6492), (12, 5410), (15, 4328), (20, 3246), (24, 2705), (30, 2164), (40, 1623), (60, 1082), (120, 541)]