979435520

素因数分解:

$2^{16}\times 5^1\times 7^2\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 204

約数和(自身を含む): 2779229484

約数和(自身を除く): 1799793964

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 80, 98, 112, 122, 128, 140, 160, 196, 224, 244, 245, 256, 280, 305, 320, 392, 427, 448, 488, 490, 512, 560, 610, 640, 784, 854, 896, 976, 980, 1024, 1120, 1220, 1280, 1568, 1708, 1792, 1952, 1960, 2048, 2135, 2240, 2440, 2560, 2989, 3136, 3416, 3584, 3904, 3920, 4096, 4270, 4480, 4880, 5120, 5978, 6272, 6832, 7168, 7808, 7840, 8192, 8540, 8960, 9760, 10240, 11956, 12544, 13664, 14336, 14945, 15616, 15680, 16384, 17080, 17920, 19520, 20480, 23912, 25088, 27328, 28672, 29890, 31232, 31360, 32768, 34160, 35840, 39040, 40960, 47824, 50176, 54656, 57344, 59780, 62464, 62720, 65536, 68320, 71680, 78080, 81920, 95648, 100352, 109312, 114688, 119560, 124928, 125440, 136640, 143360, 156160, 163840, 191296, 200704, 218624, 229376, 239120, 249856, 250880, 273280, 286720, 312320, 327680, 382592, 401408, 437248, 458752, 478240, 499712, 501760, 546560, 573440, 624640, 765184, 802816, 874496, 956480, 999424, 1003520, 1093120, 1146880, 1249280, 1530368, 1605632, 1748992, 1912960, 1998848, 2007040, 2186240, 2293760, 2498560, 3060736, 3211264, 3497984, 3825920, 3997696, 4014080, 4372480, 4997120, 6121472, 6995968, 7651840, 8028160, 8744960, 9994240, 12242944, 13991936, 15303680, 16056320, 17489920, 19988480, 24485888, 27983872, 30607360, 34979840, 48971776, 61214720, 69959680, 97943552, 122429440, 139919360, 195887104, 244858880, 489717760, 979435520]

約数ペア:

[(1, 979435520), (2, 489717760), (4, 244858880), (5, 195887104), (7, 139919360), (8, 122429440), (10, 97943552), (14, 69959680), (16, 61214720), (20, 48971776), (28, 34979840), (32, 30607360), (35, 27983872), (40, 24485888), (49, 19988480), (56, 17489920), (61, 16056320), (64, 15303680), (70, 13991936), (80, 12242944), (98, 9994240), (112, 8744960), (122, 8028160), (128, 7651840), (140, 6995968), (160, 6121472), (196, 4997120), (224, 4372480), (244, 4014080), (245, 3997696), (256, 3825920), (280, 3497984), (305, 3211264), (320, 3060736), (392, 2498560), (427, 2293760), (448, 2186240), (488, 2007040), (490, 1998848), (512, 1912960), (560, 1748992), (610, 1605632), (640, 1530368), (784, 1249280), (854, 1146880), (896, 1093120), (976, 1003520), (980, 999424), (1024, 956480), (1120, 874496), (1220, 802816), (1280, 765184), (1568, 624640), (1708, 573440), (1792, 546560), (1952, 501760), (1960, 499712), (2048, 478240), (2135, 458752), (2240, 437248), (2440, 401408), (2560, 382592), (2989, 327680), (3136, 312320), (3416, 286720), (3584, 273280), (3904, 250880), (3920, 249856), (4096, 239120), (4270, 229376), (4480, 218624), (4880, 200704), (5120, 191296), (5978, 163840), (6272, 156160), (6832, 143360), (7168, 136640), (7808, 125440), (7840, 124928), (8192, 119560), (8540, 114688), (8960, 109312), (9760, 100352), (10240, 95648), (11956, 81920), (12544, 78080), (13664, 71680), (14336, 68320), (14945, 65536), (15616, 62720), (15680, 62464), (16384, 59780), (17080, 57344), (17920, 54656), (19520, 50176), (20480, 47824), (23912, 40960), (25088, 39040), (27328, 35840), (28672, 34160), (29890, 32768), (31232, 31360)]