140749910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 308206080

約数和(自身を除く): 167456170

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 97, 133, 190, 194, 266, 485, 665, 679, 970, 1091, 1330, 1358, 1843, 2182, 3395, 3686, 5455, 6790, 7637, 9215, 10910, 12901, 15274, 18430, 20729, 25802, 38185, 41458, 64505, 76370, 103645, 105827, 129010, 145103, 207290, 211654, 290206, 529135, 725515, 740789, 1058270, 1451030, 1481578, 2010713, 3703945, 4021426, 7407890, 10053565, 14074991, 20107130, 28149982, 70374955, 140749910]

約数ペア:

[(1, 140749910), (2, 70374955), (5, 28149982), (7, 20107130), (10, 14074991), (14, 10053565), (19, 7407890), (35, 4021426), (38, 3703945), (70, 2010713), (95, 1481578), (97, 1451030), (133, 1058270), (190, 740789), (194, 725515), (266, 529135), (485, 290206), (665, 211654), (679, 207290), (970, 145103), (1091, 129010), (1330, 105827), (1358, 103645), (1843, 76370), (2182, 64505), (3395, 41458), (3686, 38185), (5455, 25802), (6790, 20729), (7637, 18430), (9215, 15274), (10910, 12901)]