1310220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 4127760

約数和(自身を除く): 2817540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 251, 261, 290, 348, 435, 502, 522, 580, 753, 870, 1004, 1044, 1255, 1305, 1506, 1740, 2259, 2510, 2610, 3012, 3765, 4518, 5020, 5220, 7279, 7530, 9036, 11295, 14558, 15060, 21837, 22590, 29116, 36395, 43674, 45180, 65511, 72790, 87348, 109185, 131022, 145580, 218370, 262044, 327555, 436740, 655110, 1310220]

約数ペア:

[(1, 1310220), (2, 655110), (3, 436740), (4, 327555), (5, 262044), (6, 218370), (9, 145580), (10, 131022), (12, 109185), (15, 87348), (18, 72790), (20, 65511), (29, 45180), (30, 43674), (36, 36395), (45, 29116), (58, 22590), (60, 21837), (87, 15060), (90, 14558), (116, 11295), (145, 9036), (174, 7530), (180, 7279), (251, 5220), (261, 5020), (290, 4518), (348, 3765), (435, 3012), (502, 2610), (522, 2510), (580, 2259), (753, 1740), (870, 1506), (1004, 1305), (1044, 1255)]