2780451036

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{18143}}^1$

素因数の和:18213

約数の個数: 120

約数和(自身を含む): 8114287104

約数和(自身を除く): 5333836068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 43, 44, 54, 66, 81, 86, 99, 108, 129, 132, 162, 172, 198, 258, 297, 324, 387, 396, 473, 516, 594, 774, 891, 946, 1161, 1188, 1419, 1548, 1782, 1892, 2322, 2838, 3483, 3564, 4257, 4644, 5676, 6966, 8514, 12771, 13932, 17028, 18143, 25542, 36286, 38313, 51084, 54429, 72572, 76626, 108858, 153252, 163287, 199573, 217716, 326574, 399146, 489861, 598719, 653148, 780149, 798292, 979722, 1197438, 1469583, 1560298, 1796157, 1959444, 2340447, 2394876, 2939166, 3120596, 3592314, 4680894, 5388471, 5878332, 7021341, 7184628, 8581639, 9361788, 10776942, 14042682, 16165413, 17163278, 21064023, 21553884, 25744917, 28085364, 32330826, 34326556, 42128046, 51489834, 63192069, 64661652, 77234751, 84256092, 102979668, 126384138, 154469502, 231704253, 252768276, 308939004, 463408506, 695112759, 926817012, 1390225518, 2780451036]

約数ペア:

[(1, 2780451036), (2, 1390225518), (3, 926817012), (4, 695112759), (6, 463408506), (9, 308939004), (11, 252768276), (12, 231704253), (18, 154469502), (22, 126384138), (27, 102979668), (33, 84256092), (36, 77234751), (43, 64661652), (44, 63192069), (54, 51489834), (66, 42128046), (81, 34326556), (86, 32330826), (99, 28085364), (108, 25744917), (129, 21553884), (132, 21064023), (162, 17163278), (172, 16165413), (198, 14042682), (258, 10776942), (297, 9361788), (324, 8581639), (387, 7184628), (396, 7021341), (473, 5878332), (516, 5388471), (594, 4680894), (774, 3592314), (891, 3120596), (946, 2939166), (1161, 2394876), (1188, 2340447), (1419, 1959444), (1548, 1796157), (1782, 1560298), (1892, 1469583), (2322, 1197438), (2838, 979722), (3483, 798292), (3564, 780149), (4257, 653148), (4644, 598719), (5676, 489861), (6966, 399146), (8514, 326574), (12771, 217716), (13932, 199573), (17028, 163287), (18143, 153252), (25542, 108858), (36286, 76626), (38313, 72572), (51084, 54429)]