123289290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8011}}^1$

素因数の和:8049

約数の個数: 80

約数和(自身を含む): 349002720

約数和(自身を除く): 225713430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 270, 285, 342, 405, 513, 570, 810, 855, 1026, 1539, 1710, 2565, 3078, 5130, 7695, 8011, 15390, 16022, 24033, 40055, 48066, 72099, 80110, 120165, 144198, 152209, 216297, 240330, 304418, 360495, 432594, 456627, 648891, 720990, 761045, 913254, 1081485, 1297782, 1369881, 1522090, 2162970, 2283135, 2739762, 3244455, 4109643, 4566270, 6488910, 6849405, 8219286, 12328929, 13698810, 20548215, 24657858, 41096430, 61644645, 123289290]

約数ペア:

[(1, 123289290), (2, 61644645), (3, 41096430), (5, 24657858), (6, 20548215), (9, 13698810), (10, 12328929), (15, 8219286), (18, 6849405), (19, 6488910), (27, 4566270), (30, 4109643), (38, 3244455), (45, 2739762), (54, 2283135), (57, 2162970), (81, 1522090), (90, 1369881), (95, 1297782), (114, 1081485), (135, 913254), (162, 761045), (171, 720990), (190, 648891), (270, 456627), (285, 432594), (342, 360495), (405, 304418), (513, 240330), (570, 216297), (810, 152209), (855, 144198), (1026, 120165), (1539, 80110), (1710, 72099), (2565, 48066), (3078, 40055), (5130, 24033), (7695, 16022), (8011, 15390)]