1605918720

素因数分解:

$2^{13}\times 3^1\times 5^1\times 7^1\times {\mathrm{1867}}^1$

素因数の和:1908

約数の個数: 224

約数和(自身を含む): 5875861248

約数和(自身を除く): 4269942528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1867, 1920, 2048, 2240, 2560, 2688, 3072, 3360, 3584, 3734, 3840, 4096, 4480, 5120, 5376, 5601, 6144, 6720, 7168, 7468, 7680, 8192, 8960, 9335, 10240, 10752, 11202, 12288, 13069, 13440, 14336, 14936, 15360, 17920, 18670, 20480, 21504, 22404, 24576, 26138, 26880, 28005, 28672, 29872, 30720, 35840, 37340, 39207, 40960, 43008, 44808, 52276, 53760, 56010, 57344, 59744, 61440, 65345, 71680, 74680, 78414, 86016, 89616, 104552, 107520, 112020, 119488, 122880, 130690, 143360, 149360, 156828, 172032, 179232, 196035, 209104, 215040, 224040, 238976, 261380, 286720, 298720, 313656, 358464, 392070, 418208, 430080, 448080, 477952, 522760, 597440, 627312, 716928, 784140, 836416, 860160, 896160, 955904, 1045520, 1194880, 1254624, 1433856, 1568280, 1672832, 1792320, 1911808, 2091040, 2389760, 2509248, 2867712, 3136560, 3345664, 3584640, 3823616, 4182080, 4779520, 5018496, 5735424, 6273120, 6691328, 7169280, 7647232, 8364160, 9559040, 10036992, 11470848, 12546240, 13382656, 14338560, 15294464, 16728320, 19118080, 20073984, 22941696, 25092480, 26765312, 28677120, 33456640, 38236160, 40147968, 45883392, 50184960, 53530624, 57354240, 66913280, 76472320, 80295936, 100369920, 107061248, 114708480, 133826560, 160591872, 200739840, 229416960, 267653120, 321183744, 401479680, 535306240, 802959360, 1605918720]

約数ペア:

[(1, 1605918720), (2, 802959360), (3, 535306240), (4, 401479680), (5, 321183744), (6, 267653120), (7, 229416960), (8, 200739840), (10, 160591872), (12, 133826560), (14, 114708480), (15, 107061248), (16, 100369920), (20, 80295936), (21, 76472320), (24, 66913280), (28, 57354240), (30, 53530624), (32, 50184960), (35, 45883392), (40, 40147968), (42, 38236160), (48, 33456640), (56, 28677120), (60, 26765312), (64, 25092480), (70, 22941696), (80, 20073984), (84, 19118080), (96, 16728320), (105, 15294464), (112, 14338560), (120, 13382656), (128, 12546240), (140, 11470848), (160, 10036992), (168, 9559040), (192, 8364160), (210, 7647232), (224, 7169280), (240, 6691328), (256, 6273120), (280, 5735424), (320, 5018496), (336, 4779520), (384, 4182080), (420, 3823616), (448, 3584640), (480, 3345664), (512, 3136560), (560, 2867712), (640, 2509248), (672, 2389760), (768, 2091040), (840, 1911808), (896, 1792320), (960, 1672832), (1024, 1568280), (1120, 1433856), (1280, 1254624), (1344, 1194880), (1536, 1045520), (1680, 955904), (1792, 896160), (1867, 860160), (1920, 836416), (2048, 784140), (2240, 716928), (2560, 627312), (2688, 597440), (3072, 522760), (3360, 477952), (3584, 448080), (3734, 430080), (3840, 418208), (4096, 392070), (4480, 358464), (5120, 313656), (5376, 298720), (5601, 286720), (6144, 261380), (6720, 238976), (7168, 224040), (7468, 215040), (7680, 209104), (8192, 196035), (8960, 179232), (9335, 172032), (10240, 156828), (10752, 149360), (11202, 143360), (12288, 130690), (13069, 122880), (13440, 119488), (14336, 112020), (14936, 107520), (15360, 104552), (17920, 89616), (18670, 86016), (20480, 78414), (21504, 74680), (22404, 71680), (24576, 65345), (26138, 61440), (26880, 59744), (28005, 57344), (28672, 56010), (29872, 53760), (30720, 52276), (35840, 44808), (37340, 43008), (39207, 40960)]