31027320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{28729}}^1$

素因数の和:28749

約数の個数: 64

約数和(自身を含む): 103428000

約数和(自身を除く): 72400680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 28729, 57458, 86187, 114916, 143645, 172374, 229832, 258561, 287290, 344748, 430935, 517122, 574580, 689496, 775683, 861870, 1034244, 1149160, 1292805, 1551366, 1723740, 2068488, 2585610, 3102732, 3447480, 3878415, 5171220, 6205464, 7756830, 10342440, 15513660, 31027320]

約数ペア:

[(1, 31027320), (2, 15513660), (3, 10342440), (4, 7756830), (5, 6205464), (6, 5171220), (8, 3878415), (9, 3447480), (10, 3102732), (12, 2585610), (15, 2068488), (18, 1723740), (20, 1551366), (24, 1292805), (27, 1149160), (30, 1034244), (36, 861870), (40, 775683), (45, 689496), (54, 574580), (60, 517122), (72, 430935), (90, 344748), (108, 287290), (120, 258561), (135, 229832), (180, 172374), (216, 143645), (270, 114916), (360, 86187), (540, 57458), (1080, 28729)]