421376256

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{2903}}^1$

素因数の和:2938

約数の個数: 180

約数和(自身を含む): 1436457792

約数和(自身を除く): 1015081536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 768, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 1792, 2016, 2268, 2304, 2592, 2688, 2903, 3024, 3456, 4032, 4536, 5184, 5376, 5806, 6048, 6912, 8064, 8709, 9072, 10368, 11612, 12096, 16128, 17418, 18144, 20321, 20736, 23224, 24192, 26127, 34836, 36288, 40642, 46448, 48384, 52254, 60963, 69672, 72576, 78381, 81284, 92896, 104508, 121926, 139344, 145152, 156762, 162568, 182889, 185792, 209016, 235143, 243852, 278688, 313524, 325136, 365778, 371584, 418032, 470286, 487704, 548667, 557376, 627048, 650272, 731556, 743168, 836064, 940572, 975408, 1097334, 1114752, 1254096, 1300544, 1463112, 1646001, 1672128, 1881144, 1950816, 2194668, 2229504, 2508192, 2601088, 2926224, 3292002, 3344256, 3762288, 3901632, 4389336, 5016384, 5202176, 5852448, 6584004, 6688512, 7524576, 7803264, 8778672, 10032768, 11704896, 13168008, 15049152, 15606528, 17557344, 20065536, 23409792, 26336016, 30098304, 35114688, 46819584, 52672032, 60196608, 70229376, 105344064, 140458752, 210688128, 421376256]

約数ペア:

[(1, 421376256), (2, 210688128), (3, 140458752), (4, 105344064), (6, 70229376), (7, 60196608), (8, 52672032), (9, 46819584), (12, 35114688), (14, 30098304), (16, 26336016), (18, 23409792), (21, 20065536), (24, 17557344), (27, 15606528), (28, 15049152), (32, 13168008), (36, 11704896), (42, 10032768), (48, 8778672), (54, 7803264), (56, 7524576), (63, 6688512), (64, 6584004), (72, 5852448), (81, 5202176), (84, 5016384), (96, 4389336), (108, 3901632), (112, 3762288), (126, 3344256), (128, 3292002), (144, 2926224), (162, 2601088), (168, 2508192), (189, 2229504), (192, 2194668), (216, 1950816), (224, 1881144), (252, 1672128), (256, 1646001), (288, 1463112), (324, 1300544), (336, 1254096), (378, 1114752), (384, 1097334), (432, 975408), (448, 940572), (504, 836064), (567, 743168), (576, 731556), (648, 650272), (672, 627048), (756, 557376), (768, 548667), (864, 487704), (896, 470286), (1008, 418032), (1134, 371584), (1152, 365778), (1296, 325136), (1344, 313524), (1512, 278688), (1728, 243852), (1792, 235143), (2016, 209016), (2268, 185792), (2304, 182889), (2592, 162568), (2688, 156762), (2903, 145152), (3024, 139344), (3456, 121926), (4032, 104508), (4536, 92896), (5184, 81284), (5376, 78381), (5806, 72576), (6048, 69672), (6912, 60963), (8064, 52254), (8709, 48384), (9072, 46448), (10368, 40642), (11612, 36288), (12096, 34836), (16128, 26127), (17418, 24192), (18144, 23224), (20321, 20736)]