78180840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217169}}^1$

素因数の和:217186

約数の個数: 48

約数和(自身を含む): 254088900

約数和(自身を除く): 175908060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 217169, 434338, 651507, 868676, 1085845, 1303014, 1737352, 1954521, 2171690, 2606028, 3257535, 3909042, 4343380, 5212056, 6515070, 7818084, 8686760, 9772605, 13030140, 15636168, 19545210, 26060280, 39090420, 78180840]

約数ペア:

[(1, 78180840), (2, 39090420), (3, 26060280), (4, 19545210), (5, 15636168), (6, 13030140), (8, 9772605), (9, 8686760), (10, 7818084), (12, 6515070), (15, 5212056), (18, 4343380), (20, 3909042), (24, 3257535), (30, 2606028), (36, 2171690), (40, 1954521), (45, 1737352), (60, 1303014), (72, 1085845), (90, 868676), (120, 651507), (180, 434338), (360, 217169)]