87208020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{484489}}^1$

素因数の和:484504

約数の個数: 36

約数和(自身を含む): 264531540

約数和(自身を除く): 177323520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 484489, 968978, 1453467, 1937956, 2422445, 2906934, 4360401, 4844890, 5813868, 7267335, 8720802, 9689780, 14534670, 17441604, 21802005, 29069340, 43604010, 87208020]

約数ペア:

[(1, 87208020), (2, 43604010), (3, 29069340), (4, 21802005), (5, 17441604), (6, 14534670), (9, 9689780), (10, 8720802), (12, 7267335), (15, 5813868), (18, 4844890), (20, 4360401), (30, 2906934), (36, 2422445), (45, 1937956), (60, 1453467), (90, 968978), (180, 484489)]