281529080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{52919}}^1$

素因数の和:52956

約数の個数: 64

約数和(自身を含む): 762048000

約数和(自身を除く): 480518920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 52919, 105838, 211676, 264595, 370433, 423352, 529190, 740866, 1005461, 1058380, 1481732, 1852165, 2010922, 2116760, 2963464, 3704330, 4021844, 5027305, 7038227, 7408660, 8043688, 10054610, 14076454, 14817320, 20109220, 28152908, 35191135, 40218440, 56305816, 70382270, 140764540, 281529080]

約数ペア:

[(1, 281529080), (2, 140764540), (4, 70382270), (5, 56305816), (7, 40218440), (8, 35191135), (10, 28152908), (14, 20109220), (19, 14817320), (20, 14076454), (28, 10054610), (35, 8043688), (38, 7408660), (40, 7038227), (56, 5027305), (70, 4021844), (76, 3704330), (95, 2963464), (133, 2116760), (140, 2010922), (152, 1852165), (190, 1481732), (266, 1058380), (280, 1005461), (380, 740866), (532, 529190), (665, 423352), (760, 370433), (1064, 264595), (1330, 211676), (2660, 105838), (5320, 52919)]