258402420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{478523}}^1$

素因数の和:478541

約数の個数: 48

約数和(自身を含む): 803920320

約数和(自身を除く): 545517900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 478523, 957046, 1435569, 1914092, 2392615, 2871138, 4306707, 4785230, 5742276, 7177845, 8613414, 9570460, 12920121, 14355690, 17226828, 21533535, 25840242, 28711380, 43067070, 51680484, 64600605, 86134140, 129201210, 258402420]

約数ペア:

[(1, 258402420), (2, 129201210), (3, 86134140), (4, 64600605), (5, 51680484), (6, 43067070), (9, 28711380), (10, 25840242), (12, 21533535), (15, 17226828), (18, 14355690), (20, 12920121), (27, 9570460), (30, 8613414), (36, 7177845), (45, 5742276), (54, 4785230), (60, 4306707), (90, 2871138), (108, 2392615), (135, 1914092), (180, 1435569), (270, 957046), (540, 478523)]