131640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1097}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 395280

約数和(自身を除く): 263640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1097, 2194, 3291, 4388, 5485, 6582, 8776, 10970, 13164, 16455, 21940, 26328, 32910, 43880, 65820, 131640]

約数ペア:

[(1, 131640), (2, 65820), (3, 43880), (4, 32910), (5, 26328), (6, 21940), (8, 16455), (10, 13164), (12, 10970), (15, 8776), (20, 6582), (24, 5485), (30, 4388), (40, 3291), (60, 2194), (120, 1097)]