198467820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 632250528

約数和(自身を除く): 433782708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 97, 108, 135, 162, 180, 194, 243, 270, 291, 324, 388, 405, 421, 485, 486, 540, 582, 810, 842, 873, 970, 972, 1164, 1215, 1263, 1455, 1620, 1684, 1746, 1940, 2105, 2430, 2526, 2619, 2910, 3492, 3789, 4210, 4365, 4860, 5052, 5238, 5820, 6315, 7578, 7857, 8420, 8730, 10476, 11367, 12630, 13095, 15156, 15714, 17460, 18945, 22734, 23571, 25260, 26190, 31428, 34101, 37890, 39285, 40837, 45468, 47142, 52380, 56835, 68202, 75780, 78570, 81674, 94284, 102303, 113670, 117855, 122511, 136404, 157140, 163348, 170505, 204185, 204606, 227340, 235710, 245022, 341010, 367533, 408370, 409212, 471420, 490044, 511515, 612555, 682020, 735066, 816740, 1023030, 1102599, 1225110, 1470132, 1837665, 2046060, 2205198, 2450220, 3307797, 3675330, 4410396, 5512995, 6615594, 7350660, 9923391, 11025990, 13231188, 16538985, 19846782, 22051980, 33077970, 39693564, 49616955, 66155940, 99233910, 198467820]

約数ペア:

[(1, 198467820), (2, 99233910), (3, 66155940), (4, 49616955), (5, 39693564), (6, 33077970), (9, 22051980), (10, 19846782), (12, 16538985), (15, 13231188), (18, 11025990), (20, 9923391), (27, 7350660), (30, 6615594), (36, 5512995), (45, 4410396), (54, 3675330), (60, 3307797), (81, 2450220), (90, 2205198), (97, 2046060), (108, 1837665), (135, 1470132), (162, 1225110), (180, 1102599), (194, 1023030), (243, 816740), (270, 735066), (291, 682020), (324, 612555), (388, 511515), (405, 490044), (421, 471420), (485, 409212), (486, 408370), (540, 367533), (582, 341010), (810, 245022), (842, 235710), (873, 227340), (970, 204606), (972, 204185), (1164, 170505), (1215, 163348), (1263, 157140), (1455, 136404), (1620, 122511), (1684, 117855), (1746, 113670), (1940, 102303), (2105, 94284), (2430, 81674), (2526, 78570), (2619, 75780), (2910, 68202), (3492, 56835), (3789, 52380), (4210, 47142), (4365, 45468), (4860, 40837), (5052, 39285), (5238, 37890), (5820, 34101), (6315, 31428), (7578, 26190), (7857, 25260), (8420, 23571), (8730, 22734), (10476, 18945), (11367, 17460), (12630, 15714), (13095, 15156)]