91831180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 245790720

約数和(自身を除く): 153959540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 79, 92, 95, 115, 133, 140, 158, 161, 190, 230, 266, 316, 322, 361, 380, 395, 437, 460, 532, 553, 644, 665, 722, 790, 805, 874, 1106, 1330, 1444, 1501, 1580, 1610, 1748, 1805, 1817, 2185, 2212, 2527, 2660, 2765, 3002, 3059, 3220, 3610, 3634, 4370, 5054, 5530, 6004, 6118, 7220, 7268, 7505, 8303, 8740, 9085, 10108, 10507, 11060, 12236, 12635, 12719, 15010, 15295, 16606, 18170, 21014, 25270, 25438, 28519, 30020, 30590, 33212, 34523, 36340, 41515, 42028, 50540, 50876, 52535, 57038, 58121, 61180, 63595, 69046, 83030, 105070, 114076, 116242, 127190, 138092, 142595, 166060, 172615, 199633, 210140, 232484, 241661, 254380, 285190, 290605, 345230, 399266, 483322, 570380, 581210, 655937, 690460, 798532, 966644, 998165, 1162420, 1208305, 1311874, 1996330, 2416610, 2623748, 3279685, 3992660, 4591559, 4833220, 6559370, 9183118, 13118740, 18366236, 22957795, 45915590, 91831180]

約数ペア:

[(1, 91831180), (2, 45915590), (4, 22957795), (5, 18366236), (7, 13118740), (10, 9183118), (14, 6559370), (19, 4833220), (20, 4591559), (23, 3992660), (28, 3279685), (35, 2623748), (38, 2416610), (46, 1996330), (70, 1311874), (76, 1208305), (79, 1162420), (92, 998165), (95, 966644), (115, 798532), (133, 690460), (140, 655937), (158, 581210), (161, 570380), (190, 483322), (230, 399266), (266, 345230), (316, 290605), (322, 285190), (361, 254380), (380, 241661), (395, 232484), (437, 210140), (460, 199633), (532, 172615), (553, 166060), (644, 142595), (665, 138092), (722, 127190), (790, 116242), (805, 114076), (874, 105070), (1106, 83030), (1330, 69046), (1444, 63595), (1501, 61180), (1580, 58121), (1610, 57038), (1748, 52535), (1805, 50876), (1817, 50540), (2185, 42028), (2212, 41515), (2527, 36340), (2660, 34523), (2765, 33212), (3002, 30590), (3059, 30020), (3220, 28519), (3610, 25438), (3634, 25270), (4370, 21014), (5054, 18170), (5530, 16606), (6004, 15295), (6118, 15010), (7220, 12719), (7268, 12635), (7505, 12236), (8303, 11060), (8740, 10507), (9085, 10108)]