205515856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 571463424

約数和(自身を除く): 365947568

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 23, 26, 28, 34, 38, 46, 52, 56, 68, 76, 91, 92, 104, 112, 119, 133, 136, 152, 161, 182, 184, 208, 221, 238, 247, 266, 272, 299, 304, 322, 323, 361, 364, 368, 391, 437, 442, 476, 494, 532, 598, 644, 646, 722, 728, 782, 874, 884, 952, 988, 1064, 1196, 1288, 1292, 1444, 1456, 1547, 1564, 1729, 1748, 1768, 1904, 1976, 2093, 2128, 2261, 2392, 2527, 2576, 2584, 2737, 2888, 3059, 3094, 3128, 3458, 3496, 3536, 3952, 4186, 4199, 4522, 4693, 4784, 5054, 5083, 5168, 5474, 5681, 5776, 6118, 6137, 6188, 6256, 6916, 6992, 7429, 8303, 8372, 8398, 9044, 9386, 10108, 10166, 10948, 11362, 12236, 12274, 12376, 13832, 14858, 16606, 16744, 16796, 18088, 18772, 20216, 20332, 21896, 22724, 24472, 24548, 24752, 27664, 29393, 29716, 32851, 33212, 33488, 33592, 35581, 36176, 37544, 39767, 40432, 40664, 42959, 43792, 45448, 48944, 49096, 52003, 58121, 58786, 59432, 65702, 66424, 67184, 71162, 75088, 79534, 79781, 81328, 85918, 90896, 96577, 98192, 104006, 107939, 116242, 117572, 118864, 131404, 132848, 141151, 142324, 159068, 159562, 171836, 193154, 208012, 215878, 232484, 235144, 262808, 282302, 284648, 318136, 319124, 343672, 386308, 416024, 431756, 464968, 470288, 525616, 558467, 564604, 569296, 636272, 638248, 676039, 687344, 755573, 772616, 832048, 863512, 929936, 988057, 1116934, 1129208, 1276496, 1352078, 1511146, 1545232, 1727024, 1834963, 1976114, 2233868, 2258416, 2704156, 3022292, 3669926, 3952228, 4467736, 5408312, 6044584, 7339852, 7904456, 8935472, 10816624, 12089168, 12844741, 14679704, 15808912, 25689482, 29359408, 51378964, 102757928, 205515856]

約数ペア:

[(1, 205515856), (2, 102757928), (4, 51378964), (7, 29359408), (8, 25689482), (13, 15808912), (14, 14679704), (16, 12844741), (17, 12089168), (19, 10816624), (23, 8935472), (26, 7904456), (28, 7339852), (34, 6044584), (38, 5408312), (46, 4467736), (52, 3952228), (56, 3669926), (68, 3022292), (76, 2704156), (91, 2258416), (92, 2233868), (104, 1976114), (112, 1834963), (119, 1727024), (133, 1545232), (136, 1511146), (152, 1352078), (161, 1276496), (182, 1129208), (184, 1116934), (208, 988057), (221, 929936), (238, 863512), (247, 832048), (266, 772616), (272, 755573), (299, 687344), (304, 676039), (322, 638248), (323, 636272), (361, 569296), (364, 564604), (368, 558467), (391, 525616), (437, 470288), (442, 464968), (476, 431756), (494, 416024), (532, 386308), (598, 343672), (644, 319124), (646, 318136), (722, 284648), (728, 282302), (782, 262808), (874, 235144), (884, 232484), (952, 215878), (988, 208012), (1064, 193154), (1196, 171836), (1288, 159562), (1292, 159068), (1444, 142324), (1456, 141151), (1547, 132848), (1564, 131404), (1729, 118864), (1748, 117572), (1768, 116242), (1904, 107939), (1976, 104006), (2093, 98192), (2128, 96577), (2261, 90896), (2392, 85918), (2527, 81328), (2576, 79781), (2584, 79534), (2737, 75088), (2888, 71162), (3059, 67184), (3094, 66424), (3128, 65702), (3458, 59432), (3496, 58786), (3536, 58121), (3952, 52003), (4186, 49096), (4199, 48944), (4522, 45448), (4693, 43792), (4784, 42959), (5054, 40664), (5083, 40432), (5168, 39767), (5474, 37544), (5681, 36176), (5776, 35581), (6118, 33592), (6137, 33488), (6188, 33212), (6256, 32851), (6916, 29716), (6992, 29393), (7429, 27664), (8303, 24752), (8372, 24548), (8398, 24472), (9044, 22724), (9386, 21896), (10108, 20332), (10166, 20216), (10948, 18772), (11362, 18088), (12236, 16796), (12274, 16744), (12376, 16606), (13832, 14858)]