880609986

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 2071967040

約数和(自身を除く): 1191357054

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 233, 257, 258, 342, 387, 466, 514, 699, 771, 774, 817, 1398, 1542, 1634, 2097, 2313, 2451, 4194, 4427, 4626, 4883, 4902, 7353, 8854, 9766, 10019, 11051, 13281, 14649, 14706, 20038, 22102, 26562, 29298, 30057, 33153, 39843, 43947, 59881, 60114, 66306, 79686, 87894, 90171, 99459, 119762, 179643, 180342, 190361, 198918, 209969, 359286, 380722, 419938, 538929, 571083, 629907, 1077858, 1137739, 1142166, 1259814, 1713249, 1889721, 2275478, 2574883, 3413217, 3426498, 3779442, 5149766, 6826434, 7724649, 10239651, 15449298, 20479302, 23173947, 46347894, 48922777, 97845554, 146768331, 293536662, 440304993, 880609986]

約数ペア:

[(1, 880609986), (2, 440304993), (3, 293536662), (6, 146768331), (9, 97845554), (18, 48922777), (19, 46347894), (38, 23173947), (43, 20479302), (57, 15449298), (86, 10239651), (114, 7724649), (129, 6826434), (171, 5149766), (233, 3779442), (257, 3426498), (258, 3413217), (342, 2574883), (387, 2275478), (466, 1889721), (514, 1713249), (699, 1259814), (771, 1142166), (774, 1137739), (817, 1077858), (1398, 629907), (1542, 571083), (1634, 538929), (2097, 419938), (2313, 380722), (2451, 359286), (4194, 209969), (4427, 198918), (4626, 190361), (4883, 180342), (4902, 179643), (7353, 119762), (8854, 99459), (9766, 90171), (10019, 87894), (11051, 79686), (13281, 66306), (14649, 60114), (14706, 59881), (20038, 43947), (22102, 39843), (26562, 33153), (29298, 30057)]