77452020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{430289}}^1$

素因数の和:430304

約数の個数: 36

約数和(自身を含む): 234938340

約数和(自身を除く): 157486320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 430289, 860578, 1290867, 1721156, 2151445, 2581734, 3872601, 4302890, 5163468, 6454335, 7745202, 8605780, 12908670, 15490404, 19363005, 25817340, 38726010, 77452020]

約数ペア:

[(1, 77452020), (2, 38726010), (3, 25817340), (4, 19363005), (5, 15490404), (6, 12908670), (9, 8605780), (10, 7745202), (12, 6454335), (15, 5163468), (18, 4302890), (20, 3872601), (30, 2581734), (36, 2151445), (45, 1721156), (60, 1290867), (90, 860578), (180, 430289)]