280830564

素因数分解:

$2^2\times 3^4\times 7^4\times {\mathrm{19}}^2$

素因数の和:82

約数の個数: 225

約数和(自身を含む): 903902307

約数和(自身を除く): 623071743

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 81, 84, 98, 108, 114, 126, 133, 147, 162, 171, 189, 196, 228, 252, 266, 294, 324, 342, 343, 361, 378, 399, 441, 513, 532, 567, 588, 684, 686, 722, 756, 798, 882, 931, 1026, 1029, 1083, 1134, 1197, 1323, 1372, 1444, 1539, 1596, 1764, 1862, 2052, 2058, 2166, 2268, 2394, 2401, 2527, 2646, 2793, 3078, 3087, 3249, 3591, 3724, 3969, 4116, 4332, 4788, 4802, 5054, 5292, 5586, 6156, 6174, 6498, 6517, 7182, 7203, 7581, 7938, 8379, 9261, 9604, 9747, 10108, 10773, 11172, 12348, 12996, 13034, 14364, 14406, 15162, 15876, 16758, 17689, 18522, 19494, 19551, 21546, 21609, 22743, 25137, 26068, 27783, 28812, 29241, 30324, 33516, 35378, 37044, 38988, 39102, 43092, 43218, 45486, 45619, 50274, 53067, 55566, 58482, 58653, 64827, 68229, 70756, 75411, 78204, 86436, 90972, 91238, 100548, 106134, 111132, 116964, 117306, 123823, 129654, 136458, 136857, 150822, 159201, 175959, 182476, 194481, 204687, 212268, 234612, 247646, 259308, 272916, 273714, 301644, 318402, 351918, 371469, 388962, 409374, 410571, 477603, 495292, 527877, 547428, 636804, 703836, 742938, 777924, 818748, 821142, 866761, 955206, 1055754, 1114407, 1231713, 1432809, 1485876, 1642284, 1733522, 1910412, 2111508, 2228814, 2463426, 2600283, 2865618, 3343221, 3467044, 3695139, 4457628, 4926852, 5200566, 5731236, 6686442, 7390278, 7800849, 10029663, 10401132, 13372884, 14780556, 15601698, 20059326, 23402547, 31203396, 40118652, 46805094, 70207641, 93610188, 140415282, 280830564]

約数ペア:

[(1, 280830564), (2, 140415282), (3, 93610188), (4, 70207641), (6, 46805094), (7, 40118652), (9, 31203396), (12, 23402547), (14, 20059326), (18, 15601698), (19, 14780556), (21, 13372884), (27, 10401132), (28, 10029663), (36, 7800849), (38, 7390278), (42, 6686442), (49, 5731236), (54, 5200566), (57, 4926852), (63, 4457628), (76, 3695139), (81, 3467044), (84, 3343221), (98, 2865618), (108, 2600283), (114, 2463426), (126, 2228814), (133, 2111508), (147, 1910412), (162, 1733522), (171, 1642284), (189, 1485876), (196, 1432809), (228, 1231713), (252, 1114407), (266, 1055754), (294, 955206), (324, 866761), (342, 821142), (343, 818748), (361, 777924), (378, 742938), (399, 703836), (441, 636804), (513, 547428), (532, 527877), (567, 495292), (588, 477603), (684, 410571), (686, 409374), (722, 388962), (756, 371469), (798, 351918), (882, 318402), (931, 301644), (1026, 273714), (1029, 272916), (1083, 259308), (1134, 247646), (1197, 234612), (1323, 212268), (1372, 204687), (1444, 194481), (1539, 182476), (1596, 175959), (1764, 159201), (1862, 150822), (2052, 136857), (2058, 136458), (2166, 129654), (2268, 123823), (2394, 117306), (2401, 116964), (2527, 111132), (2646, 106134), (2793, 100548), (3078, 91238), (3087, 90972), (3249, 86436), (3591, 78204), (3724, 75411), (3969, 70756), (4116, 68229), (4332, 64827), (4788, 58653), (4802, 58482), (5054, 55566), (5292, 53067), (5586, 50274), (6156, 45619), (6174, 45486), (6498, 43218), (6517, 43092), (7182, 39102), (7203, 38988), (7581, 37044), (7938, 35378), (8379, 33516), (9261, 30324), (9604, 29241), (9747, 28812), (10108, 27783), (10773, 26068), (11172, 25137), (12348, 22743), (12996, 21609), (13034, 21546), (14364, 19551), (14406, 19494), (15162, 18522), (15876, 17689)]