245253240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{681259}}^1$

素因数の和:681276

約数の個数: 48

約数和(自身を含む): 797074200

約数和(自身を除く): 551820960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 681259, 1362518, 2043777, 2725036, 3406295, 4087554, 5450072, 6131331, 6812590, 8175108, 10218885, 12262662, 13625180, 16350216, 20437770, 24525324, 27250360, 30656655, 40875540, 49050648, 61313310, 81751080, 122626620, 245253240]

約数ペア:

[(1, 245253240), (2, 122626620), (3, 81751080), (4, 61313310), (5, 49050648), (6, 40875540), (8, 30656655), (9, 27250360), (10, 24525324), (12, 20437770), (15, 16350216), (18, 13625180), (20, 12262662), (24, 10218885), (30, 8175108), (36, 6812590), (40, 6131331), (45, 5450072), (60, 4087554), (72, 3406295), (90, 2725036), (120, 2043777), (180, 1362518), (360, 681259)]