205846920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{63533}}^1$

素因数の和:63556

約数の個数: 80

約数和(自身を含む): 691885260

約数和(自身を除く): 486038340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 63533, 127066, 190599, 254132, 317665, 381198, 508264, 571797, 635330, 762396, 952995, 1143594, 1270660, 1524792, 1715391, 1905990, 2287188, 2541320, 2858985, 3430782, 3811980, 4574376, 5146173, 5717970, 6861564, 7623960, 8576955, 10292346, 11435940, 13723128, 17153910, 20584692, 22871880, 25730865, 34307820, 41169384, 51461730, 68615640, 102923460, 205846920]

約数ペア:

[(1, 205846920), (2, 102923460), (3, 68615640), (4, 51461730), (5, 41169384), (6, 34307820), (8, 25730865), (9, 22871880), (10, 20584692), (12, 17153910), (15, 13723128), (18, 11435940), (20, 10292346), (24, 8576955), (27, 7623960), (30, 6861564), (36, 5717970), (40, 5146173), (45, 4574376), (54, 3811980), (60, 3430782), (72, 2858985), (81, 2541320), (90, 2287188), (108, 1905990), (120, 1715391), (135, 1524792), (162, 1270660), (180, 1143594), (216, 952995), (270, 762396), (324, 635330), (360, 571797), (405, 508264), (540, 381198), (648, 317665), (810, 254132), (1080, 190599), (1620, 127066), (3240, 63533)]