66678528

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 206689280

約数和(自身を除く): 140010752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 128, 157, 158, 168, 192, 224, 237, 256, 314, 316, 336, 384, 448, 471, 474, 553, 628, 632, 672, 768, 896, 942, 948, 1099, 1106, 1256, 1264, 1344, 1659, 1792, 1884, 1896, 2198, 2212, 2512, 2528, 2688, 3297, 3318, 3768, 3792, 4396, 4424, 5024, 5056, 5376, 6594, 6636, 7536, 7584, 8792, 8848, 10048, 10112, 12403, 13188, 13272, 15072, 15168, 17584, 17696, 20096, 20224, 24806, 26376, 26544, 30144, 30336, 35168, 35392, 37209, 40192, 49612, 52752, 53088, 60288, 60672, 70336, 70784, 74418, 86821, 99224, 105504, 106176, 120576, 140672, 141568, 148836, 173642, 198448, 211008, 212352, 260463, 281344, 297672, 347284, 396896, 422016, 424704, 520926, 595344, 694568, 793792, 844032, 1041852, 1190688, 1389136, 1587584, 2083704, 2381376, 2778272, 3175168, 4167408, 4762752, 5556544, 8334816, 9525504, 11113088, 16669632, 22226176, 33339264, 66678528]

約数ペア:

[(1, 66678528), (2, 33339264), (3, 22226176), (4, 16669632), (6, 11113088), (7, 9525504), (8, 8334816), (12, 5556544), (14, 4762752), (16, 4167408), (21, 3175168), (24, 2778272), (28, 2381376), (32, 2083704), (42, 1587584), (48, 1389136), (56, 1190688), (64, 1041852), (79, 844032), (84, 793792), (96, 694568), (112, 595344), (128, 520926), (157, 424704), (158, 422016), (168, 396896), (192, 347284), (224, 297672), (237, 281344), (256, 260463), (314, 212352), (316, 211008), (336, 198448), (384, 173642), (448, 148836), (471, 141568), (474, 140672), (553, 120576), (628, 106176), (632, 105504), (672, 99224), (768, 86821), (896, 74418), (942, 70784), (948, 70336), (1099, 60672), (1106, 60288), (1256, 53088), (1264, 52752), (1344, 49612), (1659, 40192), (1792, 37209), (1884, 35392), (1896, 35168), (2198, 30336), (2212, 30144), (2512, 26544), (2528, 26376), (2688, 24806), (3297, 20224), (3318, 20096), (3768, 17696), (3792, 17584), (4396, 15168), (4424, 15072), (5024, 13272), (5056, 13188), (5376, 12403), (6594, 10112), (6636, 10048), (7536, 8848), (7584, 8792)]