1819797390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:839

約数の個数: 144

約数和(自身を含む): 5063947200

約数和(自身を除く): 3244149810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 79, 90, 95, 114, 158, 171, 190, 237, 285, 342, 361, 395, 474, 570, 709, 711, 722, 790, 855, 1083, 1185, 1418, 1422, 1501, 1710, 1805, 2127, 2166, 2370, 3002, 3249, 3545, 3555, 3610, 4254, 4503, 5415, 6381, 6498, 7090, 7110, 7505, 9006, 10635, 10830, 12762, 13471, 13509, 15010, 16245, 21270, 22515, 26942, 27018, 28519, 31905, 32490, 40413, 45030, 56011, 57038, 63810, 67355, 67545, 80826, 85557, 112022, 121239, 134710, 135090, 142595, 168033, 171114, 202065, 242478, 255949, 256671, 280055, 285190, 336066, 404130, 427785, 504099, 511898, 513342, 560110, 606195, 767847, 840165, 855570, 1008198, 1064209, 1212390, 1279745, 1283355, 1535694, 1680330, 2128418, 2303541, 2520495, 2559490, 2566710, 3192627, 3839235, 4607082, 5040990, 5321045, 6385254, 7678470, 9577881, 10642090, 11517705, 15963135, 19155762, 20219971, 23035410, 31926270, 40439942, 47889405, 60659913, 95778810, 101099855, 121319826, 181979739, 202199710, 303299565, 363959478, 606599130, 909898695, 1819797390]

約数ペア:

[(1, 1819797390), (2, 909898695), (3, 606599130), (5, 363959478), (6, 303299565), (9, 202199710), (10, 181979739), (15, 121319826), (18, 101099855), (19, 95778810), (30, 60659913), (38, 47889405), (45, 40439942), (57, 31926270), (79, 23035410), (90, 20219971), (95, 19155762), (114, 15963135), (158, 11517705), (171, 10642090), (190, 9577881), (237, 7678470), (285, 6385254), (342, 5321045), (361, 5040990), (395, 4607082), (474, 3839235), (570, 3192627), (709, 2566710), (711, 2559490), (722, 2520495), (790, 2303541), (855, 2128418), (1083, 1680330), (1185, 1535694), (1418, 1283355), (1422, 1279745), (1501, 1212390), (1710, 1064209), (1805, 1008198), (2127, 855570), (2166, 840165), (2370, 767847), (3002, 606195), (3249, 560110), (3545, 513342), (3555, 511898), (3610, 504099), (4254, 427785), (4503, 404130), (5415, 336066), (6381, 285190), (6498, 280055), (7090, 256671), (7110, 255949), (7505, 242478), (9006, 202065), (10635, 171114), (10830, 168033), (12762, 142595), (13471, 135090), (13509, 134710), (15010, 121239), (16245, 112022), (21270, 85557), (22515, 80826), (26942, 67545), (27018, 67355), (28519, 63810), (31905, 57038), (32490, 56011), (40413, 45030)]