290032020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1611289}}^1$

素因数の和:1611304

約数の個数: 36

約数和(自身を含む): 879764340

約数和(自身を除く): 589732320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1611289, 3222578, 4833867, 6445156, 8056445, 9667734, 14501601, 16112890, 19335468, 24169335, 29003202, 32225780, 48338670, 58006404, 72508005, 96677340, 145016010, 290032020]

約数ペア:

[(1, 290032020), (2, 145016010), (3, 96677340), (4, 72508005), (5, 58006404), (6, 48338670), (9, 32225780), (10, 29003202), (12, 24169335), (15, 19335468), (18, 16112890), (20, 14501601), (30, 9667734), (36, 8056445), (45, 6445156), (60, 4833867), (90, 3222578), (180, 1611289)]