256512480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{76343}}^1$

素因数の和:76368

約数の個数: 96

約数和(自身を含む): 923457024

約数和(自身を除く): 666944544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 76343, 152686, 229029, 305372, 381715, 458058, 534401, 610744, 763430, 916116, 1068802, 1145145, 1221488, 1526860, 1603203, 1832232, 2137604, 2290290, 2442976, 2672005, 3053720, 3206406, 3664464, 4275208, 4580580, 5344010, 6107440, 6412812, 7328928, 8016015, 8550416, 9161160, 10688020, 12214880, 12825624, 16032030, 17100832, 18322320, 21376040, 25651248, 32064060, 36644640, 42752080, 51302496, 64128120, 85504160, 128256240, 256512480]

約数ペア:

[(1, 256512480), (2, 128256240), (3, 85504160), (4, 64128120), (5, 51302496), (6, 42752080), (7, 36644640), (8, 32064060), (10, 25651248), (12, 21376040), (14, 18322320), (15, 17100832), (16, 16032030), (20, 12825624), (21, 12214880), (24, 10688020), (28, 9161160), (30, 8550416), (32, 8016015), (35, 7328928), (40, 6412812), (42, 6107440), (48, 5344010), (56, 4580580), (60, 4275208), (70, 3664464), (80, 3206406), (84, 3053720), (96, 2672005), (105, 2442976), (112, 2290290), (120, 2137604), (140, 1832232), (160, 1603203), (168, 1526860), (210, 1221488), (224, 1145145), (240, 1068802), (280, 916116), (336, 763430), (420, 610744), (480, 534401), (560, 458058), (672, 381715), (840, 305372), (1120, 229029), (1680, 152686), (3360, 76343)]