268509920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1609}}^1$

素因数の和:1780

約数の個数: 96

約数和(自身を含む): 730296000

約数和(自身を除く): 461786080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 149, 160, 224, 280, 298, 560, 596, 745, 1043, 1120, 1192, 1490, 1609, 2086, 2384, 2980, 3218, 4172, 4768, 5215, 5960, 6436, 8045, 8344, 10430, 11263, 11920, 12872, 16090, 16688, 20860, 22526, 23840, 25744, 32180, 33376, 41720, 45052, 51488, 56315, 64360, 83440, 90104, 112630, 128720, 166880, 180208, 225260, 239741, 257440, 360416, 450520, 479482, 901040, 958964, 1198705, 1678187, 1802080, 1917928, 2397410, 3356374, 3835856, 4794820, 6712748, 7671712, 8390935, 9589640, 13425496, 16781870, 19179280, 26850992, 33563740, 38358560, 53701984, 67127480, 134254960, 268509920]

約数ペア:

[(1, 268509920), (2, 134254960), (4, 67127480), (5, 53701984), (7, 38358560), (8, 33563740), (10, 26850992), (14, 19179280), (16, 16781870), (20, 13425496), (28, 9589640), (32, 8390935), (35, 7671712), (40, 6712748), (56, 4794820), (70, 3835856), (80, 3356374), (112, 2397410), (140, 1917928), (149, 1802080), (160, 1678187), (224, 1198705), (280, 958964), (298, 901040), (560, 479482), (596, 450520), (745, 360416), (1043, 257440), (1120, 239741), (1192, 225260), (1490, 180208), (1609, 166880), (2086, 128720), (2384, 112630), (2980, 90104), (3218, 83440), (4172, 64360), (4768, 56315), (5215, 51488), (5960, 45052), (6436, 41720), (8045, 33376), (8344, 32180), (10430, 25744), (11263, 23840), (11920, 22526), (12872, 20860), (16090, 16688)]