204518090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{419}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 445132800

約数和(自身を除く): 240614710

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 367, 419, 665, 734, 838, 1330, 1835, 2095, 2569, 2933, 3670, 4190, 5138, 5866, 6973, 7961, 12845, 13946, 14665, 15922, 25690, 29330, 34865, 39805, 48811, 55727, 69730, 79610, 97622, 111454, 153773, 244055, 278635, 307546, 488110, 557270, 768865, 1076411, 1537730, 2152822, 2921687, 5382055, 5843374, 10764110, 14608435, 20451809, 29216870, 40903618, 102259045, 204518090]

約数ペア:

[(1, 204518090), (2, 102259045), (5, 40903618), (7, 29216870), (10, 20451809), (14, 14608435), (19, 10764110), (35, 5843374), (38, 5382055), (70, 2921687), (95, 2152822), (133, 1537730), (190, 1076411), (266, 768865), (367, 557270), (419, 488110), (665, 307546), (734, 278635), (838, 244055), (1330, 153773), (1835, 111454), (2095, 97622), (2569, 79610), (2933, 69730), (3670, 55727), (4190, 48811), (5138, 39805), (5866, 34865), (6973, 29330), (7961, 25690), (12845, 15922), (13946, 14665)]