206687988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 591798480

約数和(自身を除く): 385110492

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 97, 116, 117, 156, 157, 174, 194, 234, 261, 291, 314, 348, 377, 388, 468, 471, 522, 582, 628, 754, 873, 942, 1044, 1131, 1164, 1261, 1413, 1508, 1746, 1884, 2041, 2262, 2522, 2813, 2826, 3393, 3492, 3783, 4082, 4524, 4553, 5044, 5626, 5652, 6123, 6786, 7566, 8164, 8439, 9106, 11252, 11349, 12246, 13572, 13659, 15132, 15229, 16878, 18212, 18369, 22698, 24492, 25317, 27318, 30458, 33756, 36569, 36738, 40977, 45396, 45687, 50634, 54636, 59189, 60916, 73138, 73476, 81954, 91374, 101268, 109707, 118378, 137061, 146276, 163908, 177567, 182748, 197977, 219414, 236756, 274122, 329121, 355134, 395954, 438828, 441641, 532701, 548244, 593931, 658242, 710268, 791908, 883282, 1065402, 1187862, 1316484, 1324923, 1766564, 1781793, 2130804, 2375724, 2649846, 3563586, 3974769, 5299692, 5741333, 7127172, 7949538, 11482666, 15899076, 17223999, 22965332, 34447998, 51671997, 68895996, 103343994, 206687988]

約数ペア:

[(1, 206687988), (2, 103343994), (3, 68895996), (4, 51671997), (6, 34447998), (9, 22965332), (12, 17223999), (13, 15899076), (18, 11482666), (26, 7949538), (29, 7127172), (36, 5741333), (39, 5299692), (52, 3974769), (58, 3563586), (78, 2649846), (87, 2375724), (97, 2130804), (116, 1781793), (117, 1766564), (156, 1324923), (157, 1316484), (174, 1187862), (194, 1065402), (234, 883282), (261, 791908), (291, 710268), (314, 658242), (348, 593931), (377, 548244), (388, 532701), (468, 441641), (471, 438828), (522, 395954), (582, 355134), (628, 329121), (754, 274122), (873, 236756), (942, 219414), (1044, 197977), (1131, 182748), (1164, 177567), (1261, 163908), (1413, 146276), (1508, 137061), (1746, 118378), (1884, 109707), (2041, 101268), (2262, 91374), (2522, 81954), (2813, 73476), (2826, 73138), (3393, 60916), (3492, 59189), (3783, 54636), (4082, 50634), (4524, 45687), (4553, 45396), (5044, 40977), (5626, 36738), (5652, 36569), (6123, 33756), (6786, 30458), (7566, 27318), (8164, 25317), (8439, 24492), (9106, 22698), (11252, 18369), (11349, 18212), (12246, 16878), (13572, 15229), (13659, 15132)]