778485760

素因数分解:

$2^{14}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 2179922976

約数和(自身を除く): 1401437216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 43, 52, 64, 65, 68, 80, 85, 86, 104, 128, 130, 136, 160, 170, 172, 208, 215, 221, 256, 260, 272, 320, 340, 344, 416, 430, 442, 512, 520, 544, 559, 640, 680, 688, 731, 832, 860, 884, 1024, 1040, 1088, 1105, 1118, 1280, 1360, 1376, 1462, 1664, 1720, 1768, 2048, 2080, 2176, 2210, 2236, 2560, 2720, 2752, 2795, 2924, 3328, 3440, 3536, 3655, 4096, 4160, 4352, 4420, 4472, 5120, 5440, 5504, 5590, 5848, 6656, 6880, 7072, 7310, 8192, 8320, 8704, 8840, 8944, 9503, 10240, 10880, 11008, 11180, 11696, 13312, 13760, 14144, 14620, 16384, 16640, 17408, 17680, 17888, 19006, 20480, 21760, 22016, 22360, 23392, 26624, 27520, 28288, 29240, 33280, 34816, 35360, 35776, 38012, 40960, 43520, 44032, 44720, 46784, 47515, 53248, 55040, 56576, 58480, 66560, 69632, 70720, 71552, 76024, 81920, 87040, 88064, 89440, 93568, 95030, 106496, 110080, 113152, 116960, 133120, 139264, 141440, 143104, 152048, 174080, 176128, 178880, 187136, 190060, 212992, 220160, 226304, 233920, 266240, 278528, 282880, 286208, 304096, 348160, 352256, 357760, 374272, 380120, 440320, 452608, 467840, 532480, 565760, 572416, 608192, 696320, 704512, 715520, 748544, 760240, 880640, 905216, 935680, 1064960, 1131520, 1144832, 1216384, 1392640, 1431040, 1497088, 1520480, 1761280, 1810432, 1871360, 2263040, 2289664, 2432768, 2862080, 2994176, 3040960, 3522560, 3620864, 3742720, 4526080, 4579328, 4865536, 5724160, 5988352, 6081920, 7485440, 9052160, 9158656, 9731072, 11448320, 11976704, 12163840, 14970880, 18104320, 19462144, 22896640, 24327680, 29941760, 38924288, 45793280, 48655360, 59883520, 77848576, 97310720, 155697152, 194621440, 389242880, 778485760]

約数ペア:

[(1, 778485760), (2, 389242880), (4, 194621440), (5, 155697152), (8, 97310720), (10, 77848576), (13, 59883520), (16, 48655360), (17, 45793280), (20, 38924288), (26, 29941760), (32, 24327680), (34, 22896640), (40, 19462144), (43, 18104320), (52, 14970880), (64, 12163840), (65, 11976704), (68, 11448320), (80, 9731072), (85, 9158656), (86, 9052160), (104, 7485440), (128, 6081920), (130, 5988352), (136, 5724160), (160, 4865536), (170, 4579328), (172, 4526080), (208, 3742720), (215, 3620864), (221, 3522560), (256, 3040960), (260, 2994176), (272, 2862080), (320, 2432768), (340, 2289664), (344, 2263040), (416, 1871360), (430, 1810432), (442, 1761280), (512, 1520480), (520, 1497088), (544, 1431040), (559, 1392640), (640, 1216384), (680, 1144832), (688, 1131520), (731, 1064960), (832, 935680), (860, 905216), (884, 880640), (1024, 760240), (1040, 748544), (1088, 715520), (1105, 704512), (1118, 696320), (1280, 608192), (1360, 572416), (1376, 565760), (1462, 532480), (1664, 467840), (1720, 452608), (1768, 440320), (2048, 380120), (2080, 374272), (2176, 357760), (2210, 352256), (2236, 348160), (2560, 304096), (2720, 286208), (2752, 282880), (2795, 278528), (2924, 266240), (3328, 233920), (3440, 226304), (3536, 220160), (3655, 212992), (4096, 190060), (4160, 187136), (4352, 178880), (4420, 176128), (4472, 174080), (5120, 152048), (5440, 143104), (5504, 141440), (5590, 139264), (5848, 133120), (6656, 116960), (6880, 113152), (7072, 110080), (7310, 106496), (8192, 95030), (8320, 93568), (8704, 89440), (8840, 88064), (8944, 87040), (9503, 81920), (10240, 76024), (10880, 71552), (11008, 70720), (11180, 69632), (11696, 66560), (13312, 58480), (13760, 56576), (14144, 55040), (14620, 53248), (16384, 47515), (16640, 46784), (17408, 44720), (17680, 44032), (17888, 43520), (19006, 40960), (20480, 38012), (21760, 35776), (22016, 35360), (22360, 34816), (23392, 33280), (26624, 29240), (27520, 28288)]