87163920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{121061}}^1$

素因数の和:121080

約数の個数: 60

約数和(自身を含む): 292727916

約数和(自身を除く): 205563996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 121061, 242122, 363183, 484244, 605305, 726366, 968488, 1089549, 1210610, 1452732, 1815915, 1936976, 2179098, 2421220, 2905464, 3631830, 4358196, 4842440, 5447745, 5810928, 7263660, 8716392, 9684880, 10895490, 14527320, 17432784, 21790980, 29054640, 43581960, 87163920]

約数ペア:

[(1, 87163920), (2, 43581960), (3, 29054640), (4, 21790980), (5, 17432784), (6, 14527320), (8, 10895490), (9, 9684880), (10, 8716392), (12, 7263660), (15, 5810928), (16, 5447745), (18, 4842440), (20, 4358196), (24, 3631830), (30, 2905464), (36, 2421220), (40, 2179098), (45, 1936976), (48, 1815915), (60, 1452732), (72, 1210610), (80, 1089549), (90, 968488), (120, 726366), (144, 605305), (180, 484244), (240, 363183), (360, 242122), (720, 121061)]