209966580

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{14401}}^1$

素因数の和:14428

約数の個数: 84

約数和(自身を含む): 661138212

約数和(自身を除く): 451171632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14401, 14580, 28802, 43203, 57604, 72005, 86406, 129609, 144010, 172812, 216015, 259218, 288020, 388827, 432030, 518436, 648045, 777654, 864060, 1166481, 1296090, 1555308, 1944135, 2332962, 2592180, 3499443, 3888270, 4665924, 5832405, 6998886, 7776540, 10498329, 11664810, 13997772, 17497215, 20996658, 23329620, 34994430, 41993316, 52491645, 69988860, 104983290, 209966580]

約数ペア:

[(1, 209966580), (2, 104983290), (3, 69988860), (4, 52491645), (5, 41993316), (6, 34994430), (9, 23329620), (10, 20996658), (12, 17497215), (15, 13997772), (18, 11664810), (20, 10498329), (27, 7776540), (30, 6998886), (36, 5832405), (45, 4665924), (54, 3888270), (60, 3499443), (81, 2592180), (90, 2332962), (108, 1944135), (135, 1555308), (162, 1296090), (180, 1166481), (243, 864060), (270, 777654), (324, 648045), (405, 518436), (486, 432030), (540, 388827), (729, 288020), (810, 259218), (972, 216015), (1215, 172812), (1458, 144010), (1620, 129609), (2430, 86406), (2916, 72005), (3645, 57604), (4860, 43203), (7290, 28802), (14401, 14580)]