221129216

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 160

約数和(自身を含む): 565678080

約数和(自身を除く): 344548864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 71, 77, 79, 88, 112, 128, 142, 154, 158, 176, 224, 256, 284, 308, 316, 352, 448, 497, 512, 553, 568, 616, 632, 704, 781, 869, 896, 994, 1106, 1136, 1232, 1264, 1408, 1562, 1738, 1792, 1988, 2212, 2272, 2464, 2528, 2816, 3124, 3476, 3584, 3976, 4424, 4544, 4928, 5056, 5467, 5609, 5632, 6083, 6248, 6952, 7952, 8848, 9088, 9856, 10112, 10934, 11218, 12166, 12496, 13904, 15904, 17696, 18176, 19712, 20224, 21868, 22436, 24332, 24992, 27808, 31808, 35392, 36352, 39263, 39424, 40448, 43736, 44872, 48664, 49984, 55616, 61699, 63616, 70784, 78526, 87472, 89744, 97328, 99968, 111232, 123398, 127232, 141568, 157052, 174944, 179488, 194656, 199936, 222464, 246796, 254464, 283136, 314104, 349888, 358976, 389312, 399872, 431893, 444928, 493592, 628208, 699776, 717952, 778624, 863786, 987184, 1256416, 1399552, 1435904, 1557248, 1727572, 1974368, 2512832, 2799104, 2871808, 3114496, 3455144, 3948736, 5025664, 6910288, 7897472, 10051328, 13820576, 15794944, 20102656, 27641152, 31589888, 55282304, 110564608, 221129216]

約数ペア:

[(1, 221129216), (2, 110564608), (4, 55282304), (7, 31589888), (8, 27641152), (11, 20102656), (14, 15794944), (16, 13820576), (22, 10051328), (28, 7897472), (32, 6910288), (44, 5025664), (56, 3948736), (64, 3455144), (71, 3114496), (77, 2871808), (79, 2799104), (88, 2512832), (112, 1974368), (128, 1727572), (142, 1557248), (154, 1435904), (158, 1399552), (176, 1256416), (224, 987184), (256, 863786), (284, 778624), (308, 717952), (316, 699776), (352, 628208), (448, 493592), (497, 444928), (512, 431893), (553, 399872), (568, 389312), (616, 358976), (632, 349888), (704, 314104), (781, 283136), (869, 254464), (896, 246796), (994, 222464), (1106, 199936), (1136, 194656), (1232, 179488), (1264, 174944), (1408, 157052), (1562, 141568), (1738, 127232), (1792, 123398), (1988, 111232), (2212, 99968), (2272, 97328), (2464, 89744), (2528, 87472), (2816, 78526), (3124, 70784), (3476, 63616), (3584, 61699), (3976, 55616), (4424, 49984), (4544, 48664), (4928, 44872), (5056, 43736), (5467, 40448), (5609, 39424), (5632, 39263), (6083, 36352), (6248, 35392), (6952, 31808), (7952, 27808), (8848, 24992), (9088, 24332), (9856, 22436), (10112, 21868), (10934, 20224), (11218, 19712), (12166, 18176), (12496, 17696), (13904, 15904)]