218423772

素因数分解:

$2^2\times 3^2\times 7^5\times {\mathrm{19}}^2$

素因数の和:83

約数の個数: 162

約数和(自身を含む): 679828968

約数和(自身を除く): 461405196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 343, 361, 399, 441, 532, 588, 684, 686, 722, 798, 882, 931, 1029, 1083, 1197, 1372, 1444, 1596, 1764, 1862, 2058, 2166, 2394, 2401, 2527, 2793, 3087, 3249, 3724, 4116, 4332, 4788, 4802, 5054, 5586, 6174, 6498, 6517, 7203, 7581, 8379, 9604, 10108, 11172, 12348, 12996, 13034, 14406, 15162, 16758, 16807, 17689, 19551, 21609, 22743, 26068, 28812, 30324, 33516, 33614, 35378, 39102, 43218, 45486, 45619, 50421, 53067, 58653, 67228, 70756, 78204, 86436, 90972, 91238, 100842, 106134, 117306, 123823, 136857, 151263, 159201, 182476, 201684, 212268, 234612, 247646, 273714, 302526, 318402, 319333, 371469, 410571, 495292, 547428, 605052, 636804, 638666, 742938, 821142, 866761, 957999, 1114407, 1277332, 1485876, 1642284, 1733522, 1915998, 2228814, 2600283, 2873997, 3467044, 3831996, 4457628, 5200566, 5747994, 6067327, 7800849, 10401132, 11495988, 12134654, 15601698, 18201981, 24269308, 31203396, 36403962, 54605943, 72807924, 109211886, 218423772]

約数ペア:

[(1, 218423772), (2, 109211886), (3, 72807924), (4, 54605943), (6, 36403962), (7, 31203396), (9, 24269308), (12, 18201981), (14, 15601698), (18, 12134654), (19, 11495988), (21, 10401132), (28, 7800849), (36, 6067327), (38, 5747994), (42, 5200566), (49, 4457628), (57, 3831996), (63, 3467044), (76, 2873997), (84, 2600283), (98, 2228814), (114, 1915998), (126, 1733522), (133, 1642284), (147, 1485876), (171, 1277332), (196, 1114407), (228, 957999), (252, 866761), (266, 821142), (294, 742938), (342, 638666), (343, 636804), (361, 605052), (399, 547428), (441, 495292), (532, 410571), (588, 371469), (684, 319333), (686, 318402), (722, 302526), (798, 273714), (882, 247646), (931, 234612), (1029, 212268), (1083, 201684), (1197, 182476), (1372, 159201), (1444, 151263), (1596, 136857), (1764, 123823), (1862, 117306), (2058, 106134), (2166, 100842), (2394, 91238), (2401, 90972), (2527, 86436), (2793, 78204), (3087, 70756), (3249, 67228), (3724, 58653), (4116, 53067), (4332, 50421), (4788, 45619), (4802, 45486), (5054, 43218), (5586, 39102), (6174, 35378), (6498, 33614), (6517, 33516), (7203, 30324), (7581, 28812), (8379, 26068), (9604, 22743), (10108, 21609), (11172, 19551), (12348, 17689), (12996, 16807), (13034, 16758), (14406, 15162)]