128584440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357179}}^1$

素因数の和:357196

約数の個数: 48

約数和(自身を含む): 417900600

約数和(自身を除く): 289316160

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, 357179, 714358, 1071537, 1428716, 1785895, 2143074, 2857432, 3214611, 3571790, 4286148, 5357685, 6429222, 7143580, 8572296, 10715370, 12858444, 14287160, 16073055, 21430740, 25716888, 32146110, 42861480, 64292220, 128584440]

約数ペア:

[(1, 128584440), (2, 64292220), (3, 42861480), (4, 32146110), (5, 25716888), (6, 21430740), (8, 16073055), (9, 14287160), (10, 12858444), (12, 10715370), (15, 8572296), (18, 7143580), (20, 6429222), (24, 5357685), (30, 4286148), (36, 3571790), (40, 3214611), (45, 2857432), (60, 2143074), (72, 1785895), (90, 1428716), (120, 1071537), (180, 714358), (360, 357179)]