71449081.000000000

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 1410654336

約数和(自身を除く): 850498432

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 157, 176, 181, 224, 256, 308, 314, 352, 362, 448, 616, 628, 704, 724, 896, 1099, 1232, 1256, 1267, 1408, 1448, 1727, 1792, 1991, 2198, 2464, 2512, 2534, 2816, 2896, 3454, 3982, 4396, 4928, 5024, 5068, 5792, 6908, 7964, 8792, 9856, 10048, 10136, 11584, 12089, 13816, 13937, 15928, 17584, 19712, 20096, 20272, 23168, 24178, 27632, 27874, 28417, 31856, 35168, 40192, 40544, 46336, 48356, 55264, 55748, 56834, 63712, 70336, 81088, 96712, 110528, 111496, 113668, 127424, 140672, 162176, 193424, 198919, 221056, 222992, 227336, 254848, 281344, 312587, 324352, 386848, 397838, 442112, 445984, 454672, 509696, 625174, 773696, 795676, 891968, 909344, 1250348, 1547392, 1591352, 1783936, 1818688, 2188109, 2500696, 3094784, 3182704, 3567872, 3637376, 4376218, 5001392, 6365408, 7274752, 8752436, 10002784, 12730816, 17504872, 20005568, 25461632, 35009744, 40011136, 50923264, 70019488, 80022272, 140038976, 280077952, 560155904]

約数ペア:

[(1, 560155904), (2, 280077952), (4, 140038976), (7, 80022272), (8, 70019488), (11, 50923264), (14, 40011136), (16, 35009744), (22, 25461632), (28, 20005568), (32, 17504872), (44, 12730816), (56, 10002784), (64, 8752436), (77, 7274752), (88, 6365408), (112, 5001392), (128, 4376218), (154, 3637376), (157, 3567872), (176, 3182704), (181, 3094784), (224, 2500696), (256, 2188109), (308, 1818688), (314, 1783936), (352, 1591352), (362, 1547392), (448, 1250348), (616, 909344), (628, 891968), (704, 795676), (724, 773696), (896, 625174), (1099, 509696), (1232, 454672), (1256, 445984), (1267, 442112), (1408, 397838), (1448, 386848), (1727, 324352), (1792, 312587), (1991, 281344), (2198, 254848), (2464, 227336), (2512, 222992), (2534, 221056), (2816, 198919), (2896, 193424), (3454, 162176), (3982, 140672), (4396, 127424), (4928, 113668), (5024, 111496), (5068, 110528), (5792, 96712), (6908, 81088), (7964, 70336), (8792, 63712), (9856, 56834), (10048, 55748), (10136, 55264), (11584, 48356), (12089, 46336), (13816, 40544), (13937, 40192), (15928, 35168), (17584, 31856), (19712, 28417), (20096, 27874), (20272, 27632), (23168, 24178)]