164514560

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 216

約数和(自身を含む): 476750736

約数和(自身を除く): 312236176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 61, 64, 70, 80, 86, 98, 112, 122, 128, 140, 160, 172, 196, 215, 224, 244, 245, 256, 280, 301, 305, 320, 344, 392, 427, 430, 448, 488, 490, 560, 602, 610, 640, 688, 784, 854, 860, 896, 976, 980, 1120, 1204, 1220, 1280, 1376, 1505, 1568, 1708, 1720, 1792, 1952, 1960, 2107, 2135, 2240, 2408, 2440, 2623, 2752, 2989, 3010, 3136, 3416, 3440, 3904, 3920, 4214, 4270, 4480, 4816, 4880, 5246, 5504, 5978, 6020, 6272, 6832, 6880, 7808, 7840, 8428, 8540, 8960, 9632, 9760, 10492, 10535, 11008, 11956, 12040, 12544, 13115, 13664, 13760, 14945, 15616, 15680, 16856, 17080, 18361, 19264, 19520, 20984, 21070, 23912, 24080, 26230, 27328, 27520, 29890, 31360, 33712, 34160, 36722, 38528, 39040, 41968, 42140, 47824, 48160, 52460, 54656, 55040, 59780, 62720, 67424, 68320, 73444, 77056, 78080, 83936, 84280, 91805, 95648, 96320, 104920, 109312, 119560, 128527, 134848, 136640, 146888, 167872, 168560, 183610, 191296, 192640, 209840, 239120, 257054, 269696, 273280, 293776, 335744, 337120, 367220, 382592, 385280, 419680, 478240, 514108, 539392, 546560, 587552, 642635, 671488, 674240, 734440, 765184, 839360, 956480, 1028216, 1175104, 1285270, 1348480, 1468880, 1678720, 1912960, 2056432, 2350208, 2570540, 2696960, 2937760, 3357440, 3825920, 4112864, 4700416, 5141080, 5875520, 8225728, 10282160, 11751040, 16451456, 20564320, 23502080, 32902912, 41128640, 82257280, 164514560]

約数ペア:

[(1, 164514560), (2, 82257280), (4, 41128640), (5, 32902912), (7, 23502080), (8, 20564320), (10, 16451456), (14, 11751040), (16, 10282160), (20, 8225728), (28, 5875520), (32, 5141080), (35, 4700416), (40, 4112864), (43, 3825920), (49, 3357440), (56, 2937760), (61, 2696960), (64, 2570540), (70, 2350208), (80, 2056432), (86, 1912960), (98, 1678720), (112, 1468880), (122, 1348480), (128, 1285270), (140, 1175104), (160, 1028216), (172, 956480), (196, 839360), (215, 765184), (224, 734440), (244, 674240), (245, 671488), (256, 642635), (280, 587552), (301, 546560), (305, 539392), (320, 514108), (344, 478240), (392, 419680), (427, 385280), (430, 382592), (448, 367220), (488, 337120), (490, 335744), (560, 293776), (602, 273280), (610, 269696), (640, 257054), (688, 239120), (784, 209840), (854, 192640), (860, 191296), (896, 183610), (976, 168560), (980, 167872), (1120, 146888), (1204, 136640), (1220, 134848), (1280, 128527), (1376, 119560), (1505, 109312), (1568, 104920), (1708, 96320), (1720, 95648), (1792, 91805), (1952, 84280), (1960, 83936), (2107, 78080), (2135, 77056), (2240, 73444), (2408, 68320), (2440, 67424), (2623, 62720), (2752, 59780), (2989, 55040), (3010, 54656), (3136, 52460), (3416, 48160), (3440, 47824), (3904, 42140), (3920, 41968), (4214, 39040), (4270, 38528), (4480, 36722), (4816, 34160), (4880, 33712), (5246, 31360), (5504, 29890), (5978, 27520), (6020, 27328), (6272, 26230), (6832, 24080), (6880, 23912), (7808, 21070), (7840, 20984), (8428, 19520), (8540, 19264), (8960, 18361), (9632, 17080), (9760, 16856), (10492, 15680), (10535, 15616), (11008, 14945), (11956, 13760), (12040, 13664), (12544, 13115)]