90780840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{252169}}^1$

素因数の和:252186

約数の個数: 48

約数和(自身を含む): 295038900

約数和(自身を除く): 204258060

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, 252169, 504338, 756507, 1008676, 1260845, 1513014, 2017352, 2269521, 2521690, 3026028, 3782535, 4539042, 5043380, 6052056, 7565070, 9078084, 10086760, 11347605, 15130140, 18156168, 22695210, 30260280, 45390420, 90780840]

約数ペア:

[(1, 90780840), (2, 45390420), (3, 30260280), (4, 22695210), (5, 18156168), (6, 15130140), (8, 11347605), (9, 10086760), (10, 9078084), (12, 7565070), (15, 6052056), (18, 5043380), (20, 4539042), (24, 3782535), (30, 3026028), (36, 2521690), (40, 2269521), (45, 2017352), (60, 1513014), (72, 1260845), (90, 1008676), (120, 756507), (180, 504338), (360, 252169)]