204880914

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 160

約数和(自身を含む): 569416320

約数和(自身を除く): 364535406

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 37, 38, 42, 54, 57, 63, 74, 81, 111, 114, 126, 133, 162, 171, 189, 222, 257, 259, 266, 333, 342, 378, 399, 513, 514, 518, 567, 666, 703, 771, 777, 798, 999, 1026, 1134, 1197, 1406, 1539, 1542, 1554, 1799, 1998, 2109, 2313, 2331, 2394, 2997, 3078, 3591, 3598, 4218, 4626, 4662, 4883, 4921, 5397, 5994, 6327, 6939, 6993, 7182, 9509, 9766, 9842, 10773, 10794, 12654, 13878, 13986, 14649, 14763, 16191, 18981, 19018, 20817, 20979, 21546, 28527, 29298, 29526, 32382, 34181, 37962, 41634, 41958, 43947, 44289, 48573, 56943, 57054, 66563, 68362, 85581, 87894, 88578, 97146, 102543, 113886, 131841, 132867, 133126, 145719, 171162, 180671, 199689, 205086, 256743, 263682, 265734, 291438, 307629, 361342, 395523, 398601, 399378, 513486, 542013, 599067, 615258, 770229, 791046, 797202, 922887, 1084026, 1198134, 1264697, 1540458, 1626039, 1797201, 1845774, 2529394, 2768661, 3252078, 3594402, 3794091, 4878117, 5391603, 5537322, 7588182, 9756234, 10783206, 11382273, 14634351, 22764546, 29268702, 34146819, 68293638, 102440457, 204880914]

約数ペア:

[(1, 204880914), (2, 102440457), (3, 68293638), (6, 34146819), (7, 29268702), (9, 22764546), (14, 14634351), (18, 11382273), (19, 10783206), (21, 9756234), (27, 7588182), (37, 5537322), (38, 5391603), (42, 4878117), (54, 3794091), (57, 3594402), (63, 3252078), (74, 2768661), (81, 2529394), (111, 1845774), (114, 1797201), (126, 1626039), (133, 1540458), (162, 1264697), (171, 1198134), (189, 1084026), (222, 922887), (257, 797202), (259, 791046), (266, 770229), (333, 615258), (342, 599067), (378, 542013), (399, 513486), (513, 399378), (514, 398601), (518, 395523), (567, 361342), (666, 307629), (703, 291438), (771, 265734), (777, 263682), (798, 256743), (999, 205086), (1026, 199689), (1134, 180671), (1197, 171162), (1406, 145719), (1539, 133126), (1542, 132867), (1554, 131841), (1799, 113886), (1998, 102543), (2109, 97146), (2313, 88578), (2331, 87894), (2394, 85581), (2997, 68362), (3078, 66563), (3591, 57054), (3598, 56943), (4218, 48573), (4626, 44289), (4662, 43947), (4883, 41958), (4921, 41634), (5397, 37962), (5994, 34181), (6327, 32382), (6939, 29526), (6993, 29298), (7182, 28527), (9509, 21546), (9766, 20979), (9842, 20817), (10773, 19018), (10794, 18981), (12654, 16191), (13878, 14763), (13986, 14649)]