204049920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{163}}^2$

素因数の和:352

約数の個数: 120

約数和(自身を含む): 656348616

約数和(自身を除く): 452298696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 163, 192, 240, 256, 320, 326, 384, 480, 489, 512, 640, 652, 768, 815, 960, 978, 1280, 1304, 1536, 1630, 1920, 1956, 2445, 2560, 2608, 3260, 3840, 3912, 4890, 5216, 6520, 7680, 7824, 9780, 10432, 13040, 15648, 19560, 20864, 26080, 26569, 31296, 39120, 41728, 52160, 53138, 62592, 78240, 79707, 83456, 104320, 106276, 125184, 132845, 156480, 159414, 208640, 212552, 250368, 265690, 312960, 318828, 398535, 417280, 425104, 531380, 625920, 637656, 797070, 850208, 1062760, 1251840, 1275312, 1594140, 1700416, 2125520, 2550624, 3188280, 3400832, 4251040, 5101248, 6376560, 6801664, 8502080, 10202496, 12753120, 13603328, 17004160, 20404992, 25506240, 34008320, 40809984, 51012480, 68016640, 102024960, 204049920]

約数ペア:

[(1, 204049920), (2, 102024960), (3, 68016640), (4, 51012480), (5, 40809984), (6, 34008320), (8, 25506240), (10, 20404992), (12, 17004160), (15, 13603328), (16, 12753120), (20, 10202496), (24, 8502080), (30, 6801664), (32, 6376560), (40, 5101248), (48, 4251040), (60, 3400832), (64, 3188280), (80, 2550624), (96, 2125520), (120, 1700416), (128, 1594140), (160, 1275312), (163, 1251840), (192, 1062760), (240, 850208), (256, 797070), (320, 637656), (326, 625920), (384, 531380), (480, 425104), (489, 417280), (512, 398535), (640, 318828), (652, 312960), (768, 265690), (815, 250368), (960, 212552), (978, 208640), (1280, 159414), (1304, 156480), (1536, 132845), (1630, 125184), (1920, 106276), (1956, 104320), (2445, 83456), (2560, 79707), (2608, 78240), (3260, 62592), (3840, 53138), (3912, 52160), (4890, 41728), (5216, 39120), (6520, 31296), (7680, 26569), (7824, 26080), (9780, 20864), (10432, 19560), (13040, 15648)]