399016128

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 224

約数和(自身を含む): 1273950208

約数和(自身を除く): 874934080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 61, 62, 64, 84, 93, 96, 112, 122, 124, 157, 168, 183, 186, 192, 217, 224, 244, 248, 314, 336, 366, 372, 427, 434, 448, 471, 488, 496, 628, 651, 672, 732, 744, 854, 868, 942, 976, 992, 1099, 1256, 1281, 1302, 1344, 1464, 1488, 1708, 1736, 1884, 1891, 1952, 1984, 2198, 2512, 2562, 2604, 2928, 2976, 3297, 3416, 3472, 3768, 3782, 3904, 4396, 4867, 5024, 5124, 5208, 5673, 5856, 5952, 6594, 6832, 6944, 7536, 7564, 8792, 9577, 9734, 10048, 10248, 10416, 11346, 11712, 13188, 13237, 13664, 13888, 14601, 15072, 15128, 17584, 19154, 19468, 20496, 20832, 22692, 26376, 26474, 27328, 28731, 29202, 30144, 30256, 34069, 35168, 38308, 38936, 39711, 40992, 41664, 45384, 52752, 52948, 57462, 58404, 60512, 67039, 68138, 70336, 76616, 77872, 79422, 81984, 90768, 102207, 105504, 105896, 114924, 116808, 121024, 134078, 136276, 153232, 155744, 158844, 181536, 201117, 204414, 211008, 211792, 229848, 233616, 268156, 272552, 296887, 306464, 311488, 317688, 363072, 402234, 408828, 423584, 459696, 467232, 536312, 545104, 593774, 612928, 635376, 804468, 817656, 847168, 890661, 919392, 934464, 1072624, 1090208, 1187548, 1270752, 1608936, 1635312, 1781322, 1838784, 2078209, 2145248, 2180416, 2375096, 2541504, 3217872, 3270624, 3562644, 4156418, 4290496, 4750192, 6234627, 6435744, 6541248, 7125288, 8312836, 9500384, 12469254, 12871488, 14250576, 16625672, 19000768, 24938508, 28501152, 33251344, 49877016, 57002304, 66502688, 99754032, 133005376, 199508064, 399016128]

約数ペア:

[(1, 399016128), (2, 199508064), (3, 133005376), (4, 99754032), (6, 66502688), (7, 57002304), (8, 49877016), (12, 33251344), (14, 28501152), (16, 24938508), (21, 19000768), (24, 16625672), (28, 14250576), (31, 12871488), (32, 12469254), (42, 9500384), (48, 8312836), (56, 7125288), (61, 6541248), (62, 6435744), (64, 6234627), (84, 4750192), (93, 4290496), (96, 4156418), (112, 3562644), (122, 3270624), (124, 3217872), (157, 2541504), (168, 2375096), (183, 2180416), (186, 2145248), (192, 2078209), (217, 1838784), (224, 1781322), (244, 1635312), (248, 1608936), (314, 1270752), (336, 1187548), (366, 1090208), (372, 1072624), (427, 934464), (434, 919392), (448, 890661), (471, 847168), (488, 817656), (496, 804468), (628, 635376), (651, 612928), (672, 593774), (732, 545104), (744, 536312), (854, 467232), (868, 459696), (942, 423584), (976, 408828), (992, 402234), (1099, 363072), (1256, 317688), (1281, 311488), (1302, 306464), (1344, 296887), (1464, 272552), (1488, 268156), (1708, 233616), (1736, 229848), (1884, 211792), (1891, 211008), (1952, 204414), (1984, 201117), (2198, 181536), (2512, 158844), (2562, 155744), (2604, 153232), (2928, 136276), (2976, 134078), (3297, 121024), (3416, 116808), (3472, 114924), (3768, 105896), (3782, 105504), (3904, 102207), (4396, 90768), (4867, 81984), (5024, 79422), (5124, 77872), (5208, 76616), (5673, 70336), (5856, 68138), (5952, 67039), (6594, 60512), (6832, 58404), (6944, 57462), (7536, 52948), (7564, 52752), (8792, 45384), (9577, 41664), (9734, 40992), (10048, 39711), (10248, 38936), (10416, 38308), (11346, 35168), (11712, 34069), (13188, 30256), (13237, 30144), (13664, 29202), (13888, 28731), (14601, 27328), (15072, 26474), (15128, 26376), (17584, 22692), (19154, 20832), (19468, 20496)]