278845710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 192

約数和(自身を含む): 836559360

約数和(自身を除く): 557713650

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 55, 57, 65, 66, 78, 95, 110, 114, 121, 130, 143, 165, 190, 195, 209, 242, 247, 285, 286, 311, 330, 363, 390, 418, 429, 494, 570, 605, 622, 627, 715, 726, 741, 858, 933, 1045, 1210, 1235, 1254, 1430, 1482, 1555, 1573, 1815, 1866, 2090, 2145, 2299, 2470, 2717, 3110, 3135, 3146, 3421, 3630, 3705, 4043, 4290, 4598, 4665, 4719, 5434, 5909, 6270, 6842, 6897, 7410, 7865, 8086, 8151, 9330, 9438, 10263, 11495, 11818, 12129, 13585, 13794, 15730, 16302, 17105, 17727, 20215, 20526, 22990, 23595, 24258, 27170, 29545, 29887, 34210, 34485, 35454, 37631, 40430, 40755, 44473, 47190, 51315, 59090, 59774, 60645, 64999, 68970, 75262, 76817, 81510, 88635, 88946, 89661, 102630, 112893, 121290, 129998, 133419, 149435, 153634, 177270, 179322, 188155, 194997, 222365, 225786, 230451, 266838, 298870, 324995, 376310, 384085, 389994, 444730, 448305, 460902, 489203, 564465, 649990, 667095, 714989, 768170, 844987, 896610, 974985, 978406, 1128930, 1152255, 1334190, 1429978, 1467609, 1689974, 1949970, 2144967, 2304510, 2446015, 2534961, 2935218, 3574945, 4224935, 4289934, 4892030, 5069922, 7149890, 7338045, 8449870, 9294857, 10724835, 12674805, 14676090, 18589714, 21449670, 25349610, 27884571, 46474285, 55769142, 92948570, 139422855, 278845710]

約数ペア:

[(1, 278845710), (2, 139422855), (3, 92948570), (5, 55769142), (6, 46474285), (10, 27884571), (11, 25349610), (13, 21449670), (15, 18589714), (19, 14676090), (22, 12674805), (26, 10724835), (30, 9294857), (33, 8449870), (38, 7338045), (39, 7149890), (55, 5069922), (57, 4892030), (65, 4289934), (66, 4224935), (78, 3574945), (95, 2935218), (110, 2534961), (114, 2446015), (121, 2304510), (130, 2144967), (143, 1949970), (165, 1689974), (190, 1467609), (195, 1429978), (209, 1334190), (242, 1152255), (247, 1128930), (285, 978406), (286, 974985), (311, 896610), (330, 844987), (363, 768170), (390, 714989), (418, 667095), (429, 649990), (494, 564465), (570, 489203), (605, 460902), (622, 448305), (627, 444730), (715, 389994), (726, 384085), (741, 376310), (858, 324995), (933, 298870), (1045, 266838), (1210, 230451), (1235, 225786), (1254, 222365), (1430, 194997), (1482, 188155), (1555, 179322), (1573, 177270), (1815, 153634), (1866, 149435), (2090, 133419), (2145, 129998), (2299, 121290), (2470, 112893), (2717, 102630), (3110, 89661), (3135, 88946), (3146, 88635), (3421, 81510), (3630, 76817), (3705, 75262), (4043, 68970), (4290, 64999), (4598, 60645), (4665, 59774), (4719, 59090), (5434, 51315), (5909, 47190), (6270, 44473), (6842, 40755), (6897, 40430), (7410, 37631), (7865, 35454), (8086, 34485), (8151, 34210), (9330, 29887), (9438, 29545), (10263, 27170), (11495, 24258), (11818, 23595), (12129, 22990), (13585, 20526), (13794, 20215), (15730, 17727), (16302, 17105)]