219729664

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 558061056

約数和(自身を除く): 338331392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 71, 77, 88, 112, 128, 142, 154, 157, 176, 224, 256, 284, 308, 314, 352, 448, 497, 568, 616, 628, 704, 781, 896, 994, 1099, 1136, 1232, 1256, 1408, 1562, 1727, 1792, 1988, 2198, 2272, 2464, 2512, 2816, 3124, 3454, 3976, 4396, 4544, 4928, 5024, 5467, 6248, 6908, 7952, 8792, 9088, 9856, 10048, 10934, 11147, 12089, 12496, 13816, 15904, 17584, 18176, 19712, 20096, 21868, 22294, 24178, 24992, 27632, 31808, 35168, 40192, 43736, 44588, 48356, 49984, 55264, 63616, 70336, 78029, 87472, 89176, 96712, 99968, 110528, 122617, 127232, 140672, 156058, 174944, 178352, 193424, 199936, 221056, 245234, 281344, 312116, 349888, 356704, 386848, 442112, 490468, 624232, 699776, 713408, 773696, 858319, 980936, 1248464, 1399552, 1426816, 1547392, 1716638, 1961872, 2496928, 2853632, 3094784, 3433276, 3923744, 4993856, 6866552, 7847488, 9987712, 13733104, 15694976, 19975424, 27466208, 31389952, 54932416, 109864832, 219729664]

約数ペア:

[(1, 219729664), (2, 109864832), (4, 54932416), (7, 31389952), (8, 27466208), (11, 19975424), (14, 15694976), (16, 13733104), (22, 9987712), (28, 7847488), (32, 6866552), (44, 4993856), (56, 3923744), (64, 3433276), (71, 3094784), (77, 2853632), (88, 2496928), (112, 1961872), (128, 1716638), (142, 1547392), (154, 1426816), (157, 1399552), (176, 1248464), (224, 980936), (256, 858319), (284, 773696), (308, 713408), (314, 699776), (352, 624232), (448, 490468), (497, 442112), (568, 386848), (616, 356704), (628, 349888), (704, 312116), (781, 281344), (896, 245234), (994, 221056), (1099, 199936), (1136, 193424), (1232, 178352), (1256, 174944), (1408, 156058), (1562, 140672), (1727, 127232), (1792, 122617), (1988, 110528), (2198, 99968), (2272, 96712), (2464, 89176), (2512, 87472), (2816, 78029), (3124, 70336), (3454, 63616), (3976, 55264), (4396, 49984), (4544, 48356), (4928, 44588), (5024, 43736), (5467, 40192), (6248, 35168), (6908, 31808), (7952, 27632), (8792, 24992), (9088, 24178), (9856, 22294), (10048, 21868), (10934, 20096), (11147, 19712), (12089, 18176), (12496, 17584), (13816, 15904)]