81102960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112643}}^1$

素因数の和:112662

約数の個数: 60

約数和(自身を含む): 272373192

約数和(自身を除く): 191270232

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, 112643, 225286, 337929, 450572, 563215, 675858, 901144, 1013787, 1126430, 1351716, 1689645, 1802288, 2027574, 2252860, 2703432, 3379290, 4055148, 4505720, 5068935, 5406864, 6758580, 8110296, 9011440, 10137870, 13517160, 16220592, 20275740, 27034320, 40551480, 81102960]

約数ペア:

[(1, 81102960), (2, 40551480), (3, 27034320), (4, 20275740), (5, 16220592), (6, 13517160), (8, 10137870), (9, 9011440), (10, 8110296), (12, 6758580), (15, 5406864), (16, 5068935), (18, 4505720), (20, 4055148), (24, 3379290), (30, 2703432), (36, 2252860), (40, 2027574), (45, 1802288), (48, 1689645), (60, 1351716), (72, 1126430), (80, 1013787), (90, 901144), (120, 675858), (144, 563215), (180, 450572), (240, 337929), (360, 225286), (720, 112643)]