331497712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 160

約数和(自身を含む): 869944320

約数和(自身を除く): 538446608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 23, 26, 28, 38, 46, 52, 56, 76, 91, 92, 104, 112, 133, 152, 161, 182, 184, 208, 247, 266, 299, 304, 322, 364, 368, 437, 494, 521, 532, 598, 644, 728, 874, 988, 1042, 1064, 1196, 1288, 1456, 1729, 1748, 1976, 2084, 2093, 2128, 2392, 2576, 3059, 3458, 3496, 3647, 3952, 4168, 4186, 4784, 5681, 6118, 6773, 6916, 6992, 7294, 8336, 8372, 9899, 11362, 11983, 12236, 13546, 13832, 14588, 16744, 19798, 22724, 23966, 24472, 27092, 27664, 29176, 33488, 39596, 39767, 45448, 47411, 47932, 48944, 54184, 58352, 69293, 79192, 79534, 83881, 90896, 94822, 95864, 108368, 128687, 138586, 155779, 158384, 159068, 167762, 189644, 191728, 227677, 257374, 277172, 311558, 318136, 335524, 379288, 455354, 514748, 554344, 623116, 636272, 671048, 758576, 900809, 910708, 1029496, 1090453, 1108688, 1246232, 1342096, 1593739, 1801618, 1821416, 2058992, 2180906, 2492464, 2959801, 3187478, 3603236, 3642832, 4361812, 5919602, 6374956, 7206472, 8723624, 11839204, 12749912, 14412944, 17447248, 20718607, 23678408, 25499824, 41437214, 47356816, 82874428, 165748856, 331497712]

約数ペア:

[(1, 331497712), (2, 165748856), (4, 82874428), (7, 47356816), (8, 41437214), (13, 25499824), (14, 23678408), (16, 20718607), (19, 17447248), (23, 14412944), (26, 12749912), (28, 11839204), (38, 8723624), (46, 7206472), (52, 6374956), (56, 5919602), (76, 4361812), (91, 3642832), (92, 3603236), (104, 3187478), (112, 2959801), (133, 2492464), (152, 2180906), (161, 2058992), (182, 1821416), (184, 1801618), (208, 1593739), (247, 1342096), (266, 1246232), (299, 1108688), (304, 1090453), (322, 1029496), (364, 910708), (368, 900809), (437, 758576), (494, 671048), (521, 636272), (532, 623116), (598, 554344), (644, 514748), (728, 455354), (874, 379288), (988, 335524), (1042, 318136), (1064, 311558), (1196, 277172), (1288, 257374), (1456, 227677), (1729, 191728), (1748, 189644), (1976, 167762), (2084, 159068), (2093, 158384), (2128, 155779), (2392, 138586), (2576, 128687), (3059, 108368), (3458, 95864), (3496, 94822), (3647, 90896), (3952, 83881), (4168, 79534), (4186, 79192), (4784, 69293), (5681, 58352), (6118, 54184), (6773, 48944), (6916, 47932), (6992, 47411), (7294, 45448), (8336, 39767), (8372, 39596), (9899, 33488), (11362, 29176), (11983, 27664), (12236, 27092), (13546, 24472), (13832, 23966), (14588, 22724), (16744, 19798)]