87880860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488227}}^1$

素因数の和:488242

約数の個数: 36

約数和(自身を含む): 266572488

約数和(自身を除く): 178691628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488227, 976454, 1464681, 1952908, 2441135, 2929362, 4394043, 4882270, 5858724, 7323405, 8788086, 9764540, 14646810, 17576172, 21970215, 29293620, 43940430, 87880860]

約数ペア:

[(1, 87880860), (2, 43940430), (3, 29293620), (4, 21970215), (5, 17576172), (6, 14646810), (9, 9764540), (10, 8788086), (12, 7323405), (15, 5858724), (18, 4882270), (20, 4394043), (30, 2929362), (36, 2441135), (45, 1952908), (60, 1464681), (90, 976454), (180, 488227)]