206927784

素因数分解:

$2^3\times 3^4\times 7^5\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 240

約数和(自身を含む): 711770400

約数和(自身を除く): 504842616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 49, 54, 56, 57, 63, 72, 76, 81, 84, 98, 108, 114, 126, 133, 147, 152, 162, 168, 171, 189, 196, 216, 228, 252, 266, 294, 324, 342, 343, 378, 392, 399, 441, 456, 504, 513, 532, 567, 588, 648, 684, 686, 756, 798, 882, 931, 1026, 1029, 1064, 1134, 1176, 1197, 1323, 1368, 1372, 1512, 1539, 1596, 1764, 1862, 2052, 2058, 2268, 2394, 2401, 2646, 2744, 2793, 3078, 3087, 3192, 3528, 3591, 3724, 3969, 4104, 4116, 4536, 4788, 4802, 5292, 5586, 6156, 6174, 6517, 7182, 7203, 7448, 7938, 8232, 8379, 9261, 9576, 9604, 10584, 10773, 11172, 12312, 12348, 13034, 14364, 14406, 15876, 16758, 16807, 18522, 19208, 19551, 21546, 21609, 22344, 24696, 25137, 26068, 27783, 28728, 28812, 31752, 33516, 33614, 37044, 39102, 43092, 43218, 45619, 50274, 50421, 52136, 55566, 57624, 58653, 64827, 67032, 67228, 74088, 75411, 78204, 86184, 86436, 91238, 100548, 100842, 111132, 117306, 129654, 134456, 136857, 150822, 151263, 156408, 172872, 175959, 182476, 194481, 201096, 201684, 222264, 234612, 259308, 273714, 301644, 302526, 319333, 351918, 364952, 388962, 403368, 410571, 453789, 469224, 518616, 527877, 547428, 603288, 605052, 638666, 703836, 777924, 821142, 907578, 957999, 1055754, 1094856, 1210104, 1231713, 1277332, 1361367, 1407672, 1555848, 1642284, 1815156, 1915998, 2111508, 2463426, 2554664, 2722734, 2873997, 3284568, 3630312, 3695139, 3831996, 4223016, 4926852, 5445468, 5747994, 7390278, 7663992, 8621991, 9853704, 10890936, 11495988, 14780556, 17243982, 22991976, 25865973, 29561112, 34487964, 51731946, 68975928, 103463892, 206927784]

約数ペア:

[(1, 206927784), (2, 103463892), (3, 68975928), (4, 51731946), (6, 34487964), (7, 29561112), (8, 25865973), (9, 22991976), (12, 17243982), (14, 14780556), (18, 11495988), (19, 10890936), (21, 9853704), (24, 8621991), (27, 7663992), (28, 7390278), (36, 5747994), (38, 5445468), (42, 4926852), (49, 4223016), (54, 3831996), (56, 3695139), (57, 3630312), (63, 3284568), (72, 2873997), (76, 2722734), (81, 2554664), (84, 2463426), (98, 2111508), (108, 1915998), (114, 1815156), (126, 1642284), (133, 1555848), (147, 1407672), (152, 1361367), (162, 1277332), (168, 1231713), (171, 1210104), (189, 1094856), (196, 1055754), (216, 957999), (228, 907578), (252, 821142), (266, 777924), (294, 703836), (324, 638666), (342, 605052), (343, 603288), (378, 547428), (392, 527877), (399, 518616), (441, 469224), (456, 453789), (504, 410571), (513, 403368), (532, 388962), (567, 364952), (588, 351918), (648, 319333), (684, 302526), (686, 301644), (756, 273714), (798, 259308), (882, 234612), (931, 222264), (1026, 201684), (1029, 201096), (1064, 194481), (1134, 182476), (1176, 175959), (1197, 172872), (1323, 156408), (1368, 151263), (1372, 150822), (1512, 136857), (1539, 134456), (1596, 129654), (1764, 117306), (1862, 111132), (2052, 100842), (2058, 100548), (2268, 91238), (2394, 86436), (2401, 86184), (2646, 78204), (2744, 75411), (2793, 74088), (3078, 67228), (3087, 67032), (3192, 64827), (3528, 58653), (3591, 57624), (3724, 55566), (3969, 52136), (4104, 50421), (4116, 50274), (4536, 45619), (4788, 43218), (4802, 43092), (5292, 39102), (5586, 37044), (6156, 33614), (6174, 33516), (6517, 31752), (7182, 28812), (7203, 28728), (7448, 27783), (7938, 26068), (8232, 25137), (8379, 24696), (9261, 22344), (9576, 21609), (9604, 21546), (10584, 19551), (10773, 19208), (11172, 18522), (12312, 16807), (12348, 16758), (13034, 15876), (14364, 14406)]