120452780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6469}}^1$

素因数の和:6511

約数の個数: 72

約数和(自身を含む): 309783600

約数和(自身を除く): 189330820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 6469, 9310, 12938, 18620, 25876, 32345, 45283, 64690, 90566, 122911, 129380, 181132, 226415, 245822, 316981, 452830, 491644, 614555, 633962, 860377, 905660, 1229110, 1267924, 1584905, 1720754, 2458220, 3169810, 3441508, 4301885, 6022639, 6339620, 8603770, 12045278, 17207540, 24090556, 30113195, 60226390, 120452780]

約数ペア:

[(1, 120452780), (2, 60226390), (4, 30113195), (5, 24090556), (7, 17207540), (10, 12045278), (14, 8603770), (19, 6339620), (20, 6022639), (28, 4301885), (35, 3441508), (38, 3169810), (49, 2458220), (70, 1720754), (76, 1584905), (95, 1267924), (98, 1229110), (133, 905660), (140, 860377), (190, 633962), (196, 614555), (245, 491644), (266, 452830), (380, 316981), (490, 245822), (532, 226415), (665, 181132), (931, 129380), (980, 122911), (1330, 90566), (1862, 64690), (2660, 45283), (3724, 32345), (4655, 25876), (6469, 18620), (9310, 12938)]