201456640

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 264

約数和(自身を含む): 621665712

約数和(自身を除く): 420209072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 73, 77, 80, 88, 98, 110, 112, 128, 140, 146, 154, 160, 176, 196, 220, 224, 245, 256, 280, 292, 308, 320, 352, 365, 385, 392, 440, 448, 490, 511, 512, 539, 560, 584, 616, 640, 704, 730, 770, 784, 803, 880, 896, 980, 1022, 1024, 1078, 1120, 1168, 1232, 1280, 1408, 1460, 1540, 1568, 1606, 1760, 1792, 1960, 2044, 2156, 2240, 2336, 2464, 2555, 2560, 2695, 2816, 2920, 3080, 3136, 3212, 3520, 3577, 3584, 3920, 4015, 4088, 4312, 4480, 4672, 4928, 5110, 5120, 5390, 5621, 5632, 5840, 6160, 6272, 6424, 7040, 7154, 7168, 7840, 8030, 8176, 8624, 8960, 9344, 9856, 10220, 10780, 11242, 11264, 11680, 12320, 12544, 12848, 14080, 14308, 15680, 16060, 16352, 17248, 17885, 17920, 18688, 19712, 20440, 21560, 22484, 23360, 24640, 25088, 25696, 28105, 28160, 28616, 31360, 32120, 32704, 34496, 35770, 35840, 37376, 39347, 39424, 40880, 43120, 44968, 46720, 49280, 50176, 51392, 56210, 56320, 57232, 62720, 64240, 65408, 68992, 71540, 74752, 78694, 78848, 81760, 86240, 89936, 93440, 98560, 102784, 112420, 114464, 125440, 128480, 130816, 137984, 143080, 157388, 163520, 172480, 179872, 186880, 196735, 197120, 205568, 224840, 228928, 250880, 256960, 261632, 275968, 286160, 314776, 327040, 344960, 359744, 373760, 393470, 394240, 411136, 449680, 457856, 513920, 523264, 551936, 572320, 629552, 654080, 689920, 719488, 786940, 822272, 899360, 915712, 1027840, 1144640, 1259104, 1308160, 1379840, 1438976, 1573880, 1798720, 1831424, 2055680, 2289280, 2518208, 2616320, 2759680, 2877952, 3147760, 3597440, 3662848, 4111360, 4578560, 5036416, 5755904, 6295520, 7194880, 9157120, 10072832, 12591040, 14389760, 18314240, 20145664, 25182080, 28779520, 40291328, 50364160, 100728320, 201456640]

約数ペア:

[(1, 201456640), (2, 100728320), (4, 50364160), (5, 40291328), (7, 28779520), (8, 25182080), (10, 20145664), (11, 18314240), (14, 14389760), (16, 12591040), (20, 10072832), (22, 9157120), (28, 7194880), (32, 6295520), (35, 5755904), (40, 5036416), (44, 4578560), (49, 4111360), (55, 3662848), (56, 3597440), (64, 3147760), (70, 2877952), (73, 2759680), (77, 2616320), (80, 2518208), (88, 2289280), (98, 2055680), (110, 1831424), (112, 1798720), (128, 1573880), (140, 1438976), (146, 1379840), (154, 1308160), (160, 1259104), (176, 1144640), (196, 1027840), (220, 915712), (224, 899360), (245, 822272), (256, 786940), (280, 719488), (292, 689920), (308, 654080), (320, 629552), (352, 572320), (365, 551936), (385, 523264), (392, 513920), (440, 457856), (448, 449680), (490, 411136), (511, 394240), (512, 393470), (539, 373760), (560, 359744), (584, 344960), (616, 327040), (640, 314776), (704, 286160), (730, 275968), (770, 261632), (784, 256960), (803, 250880), (880, 228928), (896, 224840), (980, 205568), (1022, 197120), (1024, 196735), (1078, 186880), (1120, 179872), (1168, 172480), (1232, 163520), (1280, 157388), (1408, 143080), (1460, 137984), (1540, 130816), (1568, 128480), (1606, 125440), (1760, 114464), (1792, 112420), (1960, 102784), (2044, 98560), (2156, 93440), (2240, 89936), (2336, 86240), (2464, 81760), (2555, 78848), (2560, 78694), (2695, 74752), (2816, 71540), (2920, 68992), (3080, 65408), (3136, 64240), (3212, 62720), (3520, 57232), (3577, 56320), (3584, 56210), (3920, 51392), (4015, 50176), (4088, 49280), (4312, 46720), (4480, 44968), (4672, 43120), (4928, 40880), (5110, 39424), (5120, 39347), (5390, 37376), (5621, 35840), (5632, 35770), (5840, 34496), (6160, 32704), (6272, 32120), (6424, 31360), (7040, 28616), (7154, 28160), (7168, 28105), (7840, 25696), (8030, 25088), (8176, 24640), (8624, 23360), (8960, 22484), (9344, 21560), (9856, 20440), (10220, 19712), (10780, 18688), (11242, 17920), (11264, 17885), (11680, 17248), (12320, 16352), (12544, 16060), (12848, 15680), (14080, 14308)]