81807030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{302989}}^1$

素因数の和:303005

約数の個数: 32

約数和(自身を含む): 218152800

約数和(自身を除く): 136345770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 302989, 605978, 908967, 1514945, 1817934, 2726901, 3029890, 4544835, 5453802, 8180703, 9089670, 13634505, 16361406, 27269010, 40903515, 81807030]

約数ペア:

[(1, 81807030), (2, 40903515), (3, 27269010), (5, 16361406), (6, 13634505), (9, 9089670), (10, 8180703), (15, 5453802), (18, 4544835), (27, 3029890), (30, 2726901), (45, 1817934), (54, 1514945), (90, 908967), (135, 605978), (270, 302989)]