43580340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1441

約数の個数: 72

約数和(自身を含む): 132972840

約数和(自身を除く): 89392500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1229, 1773, 1970, 2364, 2458, 2955, 3546, 3687, 3940, 4916, 5910, 6145, 7092, 7374, 8865, 11061, 11820, 12290, 14748, 17730, 18435, 22122, 24580, 35460, 36870, 44244, 55305, 73740, 110610, 221220, 242113, 484226, 726339, 968452, 1210565, 1452678, 2179017, 2421130, 2905356, 3631695, 4358034, 4842260, 7263390, 8716068, 10895085, 14526780, 21790170, 43580340]

約数ペア:

[(1, 43580340), (2, 21790170), (3, 14526780), (4, 10895085), (5, 8716068), (6, 7263390), (9, 4842260), (10, 4358034), (12, 3631695), (15, 2905356), (18, 2421130), (20, 2179017), (30, 1452678), (36, 1210565), (45, 968452), (60, 726339), (90, 484226), (180, 242113), (197, 221220), (394, 110610), (591, 73740), (788, 55305), (985, 44244), (1182, 36870), (1229, 35460), (1773, 24580), (1970, 22122), (2364, 18435), (2458, 17730), (2955, 14748), (3546, 12290), (3687, 11820), (3940, 11061), (4916, 8865), (5910, 7374), (6145, 7092)]