661420032

素因数分解:

$2^{11}\times 3^1\times 7^2\times {\mathrm{13}}^3$

素因数の和:78

約数の個数: 288

約数和(自身を含む): 2222110800

約数和(自身を除く): 1560690768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 64, 78, 84, 91, 96, 98, 104, 112, 128, 147, 156, 168, 169, 182, 192, 196, 208, 224, 256, 273, 294, 312, 336, 338, 364, 384, 392, 416, 448, 507, 512, 546, 588, 624, 637, 672, 676, 728, 768, 784, 832, 896, 1014, 1024, 1092, 1176, 1183, 1248, 1274, 1344, 1352, 1456, 1536, 1568, 1664, 1792, 1911, 2028, 2048, 2184, 2197, 2352, 2366, 2496, 2548, 2688, 2704, 2912, 3072, 3136, 3328, 3549, 3584, 3822, 4056, 4368, 4394, 4704, 4732, 4992, 5096, 5376, 5408, 5824, 6144, 6272, 6591, 6656, 7098, 7168, 7644, 8112, 8281, 8736, 8788, 9408, 9464, 9984, 10192, 10752, 10816, 11648, 12544, 13182, 13312, 14196, 14336, 15288, 15379, 16224, 16562, 17472, 17576, 18816, 18928, 19968, 20384, 21504, 21632, 23296, 24843, 25088, 26364, 26624, 28392, 30576, 30758, 32448, 33124, 34944, 35152, 37632, 37856, 39936, 40768, 43008, 43264, 46137, 46592, 49686, 50176, 52728, 56784, 61152, 61516, 64896, 66248, 69888, 70304, 75264, 75712, 79872, 81536, 86528, 92274, 93184, 99372, 100352, 105456, 107653, 113568, 122304, 123032, 129792, 132496, 139776, 140608, 150528, 151424, 163072, 173056, 184548, 186368, 198744, 210912, 215306, 227136, 244608, 246064, 259584, 264992, 279552, 281216, 301056, 302848, 322959, 326144, 346112, 369096, 397488, 421824, 430612, 454272, 489216, 492128, 519168, 529984, 559104, 562432, 605696, 645918, 652288, 738192, 794976, 843648, 861224, 908544, 978432, 984256, 1038336, 1059968, 1124864, 1211392, 1291836, 1304576, 1476384, 1589952, 1687296, 1722448, 1817088, 1956864, 1968512, 2119936, 2249728, 2422784, 2583672, 2952768, 3179904, 3374592, 3444896, 3634176, 3913728, 3937024, 4239872, 4499456, 5167344, 5905536, 6359808, 6749184, 6889792, 7268352, 7874048, 8479744, 10334688, 11811072, 12719616, 13498368, 13779584, 15748096, 16959488, 20669376, 23622144, 25439232, 27559168, 31496192, 41338752, 47244288, 50878464, 55118336, 82677504, 94488576, 110236672, 165355008, 220473344, 330710016, 661420032]

約数ペア:

[(1, 661420032), (2, 330710016), (3, 220473344), (4, 165355008), (6, 110236672), (7, 94488576), (8, 82677504), (12, 55118336), (13, 50878464), (14, 47244288), (16, 41338752), (21, 31496192), (24, 27559168), (26, 25439232), (28, 23622144), (32, 20669376), (39, 16959488), (42, 15748096), (48, 13779584), (49, 13498368), (52, 12719616), (56, 11811072), (64, 10334688), (78, 8479744), (84, 7874048), (91, 7268352), (96, 6889792), (98, 6749184), (104, 6359808), (112, 5905536), (128, 5167344), (147, 4499456), (156, 4239872), (168, 3937024), (169, 3913728), (182, 3634176), (192, 3444896), (196, 3374592), (208, 3179904), (224, 2952768), (256, 2583672), (273, 2422784), (294, 2249728), (312, 2119936), (336, 1968512), (338, 1956864), (364, 1817088), (384, 1722448), (392, 1687296), (416, 1589952), (448, 1476384), (507, 1304576), (512, 1291836), (546, 1211392), (588, 1124864), (624, 1059968), (637, 1038336), (672, 984256), (676, 978432), (728, 908544), (768, 861224), (784, 843648), (832, 794976), (896, 738192), (1014, 652288), (1024, 645918), (1092, 605696), (1176, 562432), (1183, 559104), (1248, 529984), (1274, 519168), (1344, 492128), (1352, 489216), (1456, 454272), (1536, 430612), (1568, 421824), (1664, 397488), (1792, 369096), (1911, 346112), (2028, 326144), (2048, 322959), (2184, 302848), (2197, 301056), (2352, 281216), (2366, 279552), (2496, 264992), (2548, 259584), (2688, 246064), (2704, 244608), (2912, 227136), (3072, 215306), (3136, 210912), (3328, 198744), (3549, 186368), (3584, 184548), (3822, 173056), (4056, 163072), (4368, 151424), (4394, 150528), (4704, 140608), (4732, 139776), (4992, 132496), (5096, 129792), (5376, 123032), (5408, 122304), (5824, 113568), (6144, 107653), (6272, 105456), (6591, 100352), (6656, 99372), (7098, 93184), (7168, 92274), (7644, 86528), (8112, 81536), (8281, 79872), (8736, 75712), (8788, 75264), (9408, 70304), (9464, 69888), (9984, 66248), (10192, 64896), (10752, 61516), (10816, 61152), (11648, 56784), (12544, 52728), (13182, 50176), (13312, 49686), (14196, 46592), (14336, 46137), (15288, 43264), (15379, 43008), (16224, 40768), (16562, 39936), (17472, 37856), (17576, 37632), (18816, 35152), (18928, 34944), (19968, 33124), (20384, 32448), (21504, 30758), (21632, 30576), (23296, 28392), (24843, 26624), (25088, 26364)]