260520030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{964889}}^1$

素因数の和:964905

約数の個数: 32

約数和(自身を含む): 694720800

約数和(自身を除く): 434200770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 964889, 1929778, 2894667, 4824445, 5789334, 8684001, 9648890, 14473335, 17368002, 26052003, 28946670, 43420005, 52104006, 86840010, 130260015, 260520030]

約数ペア:

[(1, 260520030), (2, 130260015), (3, 86840010), (5, 52104006), (6, 43420005), (9, 28946670), (10, 26052003), (15, 17368002), (18, 14473335), (27, 9648890), (30, 8684001), (45, 5789334), (54, 4824445), (90, 2894667), (135, 1929778), (270, 964889)]