209199760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33961}}^1$

素因数の和:33992

約数の個数: 80

約数和(自身を含む): 606425472

約数和(自身を除く): 397225712

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 33961, 67922, 135844, 169805, 237727, 271688, 339610, 373571, 475454, 543376, 679220, 747142, 950908, 1188635, 1358440, 1494284, 1867855, 1901816, 2377270, 2614997, 2716880, 2988568, 3735710, 3803632, 4754540, 5229994, 5977136, 7471420, 9509080, 10459988, 13074985, 14942840, 19018160, 20919976, 26149970, 29885680, 41839952, 52299940, 104599880, 209199760]

約数ペア:

[(1, 209199760), (2, 104599880), (4, 52299940), (5, 41839952), (7, 29885680), (8, 26149970), (10, 20919976), (11, 19018160), (14, 14942840), (16, 13074985), (20, 10459988), (22, 9509080), (28, 7471420), (35, 5977136), (40, 5229994), (44, 4754540), (55, 3803632), (56, 3735710), (70, 2988568), (77, 2716880), (80, 2614997), (88, 2377270), (110, 1901816), (112, 1867855), (140, 1494284), (154, 1358440), (176, 1188635), (220, 950908), (280, 747142), (308, 679220), (385, 543376), (440, 475454), (560, 373571), (616, 339610), (770, 271688), (880, 237727), (1232, 169805), (1540, 135844), (3080, 67922), (6160, 33961)]