245108880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{340429}}^1$

素因数の和:340448

約数の個数: 60

約数和(自身を含む): 823159740

約数和(自身を除く): 578050860

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, 340429, 680858, 1021287, 1361716, 1702145, 2042574, 2723432, 3063861, 3404290, 4085148, 5106435, 5446864, 6127722, 6808580, 8170296, 10212870, 12255444, 13617160, 15319305, 16340592, 20425740, 24510888, 27234320, 30638610, 40851480, 49021776, 61277220, 81702960, 122554440, 245108880]

約数ペア:

[(1, 245108880), (2, 122554440), (3, 81702960), (4, 61277220), (5, 49021776), (6, 40851480), (8, 30638610), (9, 27234320), (10, 24510888), (12, 20425740), (15, 16340592), (16, 15319305), (18, 13617160), (20, 12255444), (24, 10212870), (30, 8170296), (36, 6808580), (40, 6127722), (45, 5446864), (48, 5106435), (60, 4085148), (72, 3404290), (80, 3063861), (90, 2723432), (120, 2042574), (144, 1702145), (180, 1361716), (240, 1021287), (360, 680858), (720, 340429)]