200991780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11279}}^1$

素因数の和:11311

約数の個数: 120

約数和(自身を含む): 687899520

約数和(自身を除く): 486907740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 11279, 17820, 22558, 33837, 45116, 56395, 67674, 101511, 112790, 124069, 135348, 169185, 203022, 225580, 248138, 304533, 338370, 372207, 406044, 496276, 507555, 609066, 620345, 676740, 744414, 913599, 1015110, 1116621, 1218132, 1240690, 1488828, 1522665, 1827198, 1861035, 2030220, 2233242, 2481380, 3045330, 3349863, 3654396, 3722070, 4466484, 4567995, 5583105, 6090660, 6699726, 7444140, 9135990, 10049589, 11166210, 13399452, 16749315, 18271980, 20099178, 22332420, 33498630, 40198356, 50247945, 66997260, 100495890, 200991780]

約数ペア:

[(1, 200991780), (2, 100495890), (3, 66997260), (4, 50247945), (5, 40198356), (6, 33498630), (9, 22332420), (10, 20099178), (11, 18271980), (12, 16749315), (15, 13399452), (18, 11166210), (20, 10049589), (22, 9135990), (27, 7444140), (30, 6699726), (33, 6090660), (36, 5583105), (44, 4567995), (45, 4466484), (54, 3722070), (55, 3654396), (60, 3349863), (66, 3045330), (81, 2481380), (90, 2233242), (99, 2030220), (108, 1861035), (110, 1827198), (132, 1522665), (135, 1488828), (162, 1240690), (165, 1218132), (180, 1116621), (198, 1015110), (220, 913599), (270, 744414), (297, 676740), (324, 620345), (330, 609066), (396, 507555), (405, 496276), (495, 406044), (540, 372207), (594, 338370), (660, 304533), (810, 248138), (891, 225580), (990, 203022), (1188, 169185), (1485, 135348), (1620, 124069), (1782, 112790), (1980, 101511), (2970, 67674), (3564, 56395), (4455, 45116), (5940, 33837), (8910, 22558), (11279, 17820)]