172103680

素因数分解:

$2^{11}\times 5^1\times 7^5$

素因数の和:62

約数の個数: 144

約数和(自身を含む): 481768560

約数和(自身を除く): 309664880

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, 4480, 4802, 5120, 5488, 6272, 6860, 7168, 7840, 8960, 9604, 10240, 10976, 12005, 12544, 13720, 14336, 15680, 16807, 17920, 19208, 21952, 24010, 25088, 27440, 31360, 33614, 35840, 38416, 43904, 48020, 50176, 54880, 62720, 67228, 71680, 76832, 84035, 87808, 96040, 100352, 109760, 125440, 134456, 153664, 168070, 175616, 192080, 219520, 250880, 268912, 307328, 336140, 351232, 384160, 439040, 501760, 537824, 614656, 672280, 702464, 768320, 878080, 1075648, 1229312, 1344560, 1536640, 1756160, 2151296, 2458624, 2689120, 3073280, 3512320, 4302592, 4917248, 5378240, 6146560, 8605184, 10756480, 12293120, 17210368, 21512960, 24586240, 34420736, 43025920, 86051840, 172103680]

約数ペア:

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