1376829440

素因数分解:

$2^{14}\times 5^1\times 7^5$

素因数の和:68

約数の個数: 180

約数和(自身を含む): 3854972016

約数和(自身を除く): 2478142576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 512, 560, 640, 686, 784, 896, 980, 1024, 1120, 1280, 1372, 1568, 1715, 1792, 1960, 2048, 2240, 2401, 2560, 2744, 3136, 3430, 3584, 3920, 4096, 4480, 4802, 5120, 5488, 6272, 6860, 7168, 7840, 8192, 8960, 9604, 10240, 10976, 12005, 12544, 13720, 14336, 15680, 16384, 16807, 17920, 19208, 20480, 21952, 24010, 25088, 27440, 28672, 31360, 33614, 35840, 38416, 40960, 43904, 48020, 50176, 54880, 57344, 62720, 67228, 71680, 76832, 81920, 84035, 87808, 96040, 100352, 109760, 114688, 125440, 134456, 143360, 153664, 168070, 175616, 192080, 200704, 219520, 250880, 268912, 286720, 307328, 336140, 351232, 384160, 401408, 439040, 501760, 537824, 573440, 614656, 672280, 702464, 768320, 802816, 878080, 1003520, 1075648, 1229312, 1344560, 1404928, 1536640, 1756160, 2007040, 2151296, 2458624, 2689120, 2809856, 3073280, 3512320, 4014080, 4302592, 4917248, 5378240, 5619712, 6146560, 7024640, 8605184, 9834496, 10756480, 12293120, 14049280, 17210368, 19668992, 21512960, 24586240, 28098560, 34420736, 39337984, 43025920, 49172480, 68841472, 86051840, 98344960, 137682944, 172103680, 196689920, 275365888, 344207360, 688414720, 1376829440]

約数ペア:

[(1, 1376829440), (2, 688414720), (4, 344207360), (5, 275365888), (7, 196689920), (8, 172103680), (10, 137682944), (14, 98344960), (16, 86051840), (20, 68841472), (28, 49172480), (32, 43025920), (35, 39337984), (40, 34420736), (49, 28098560), (56, 24586240), (64, 21512960), (70, 19668992), (80, 17210368), (98, 14049280), (112, 12293120), (128, 10756480), (140, 9834496), (160, 8605184), (196, 7024640), (224, 6146560), (245, 5619712), (256, 5378240), (280, 4917248), (320, 4302592), (343, 4014080), (392, 3512320), (448, 3073280), (490, 2809856), (512, 2689120), (560, 2458624), (640, 2151296), (686, 2007040), (784, 1756160), (896, 1536640), (980, 1404928), (1024, 1344560), (1120, 1229312), (1280, 1075648), (1372, 1003520), (1568, 878080), (1715, 802816), (1792, 768320), (1960, 702464), (2048, 672280), (2240, 614656), (2401, 573440), (2560, 537824), (2744, 501760), (3136, 439040), (3430, 401408), (3584, 384160), (3920, 351232), (4096, 336140), (4480, 307328), (4802, 286720), (5120, 268912), (5488, 250880), (6272, 219520), (6860, 200704), (7168, 192080), (7840, 175616), (8192, 168070), (8960, 153664), (9604, 143360), (10240, 134456), (10976, 125440), (12005, 114688), (12544, 109760), (13720, 100352), (14336, 96040), (15680, 87808), (16384, 84035), (16807, 81920), (17920, 76832), (19208, 71680), (20480, 67228), (21952, 62720), (24010, 57344), (25088, 54880), (27440, 50176), (28672, 48020), (31360, 43904), (33614, 40960), (35840, 38416)]