211147520

素因数分解:

$2^8\times 5^1\times {\mathrm{293}}^1\times {\mathrm{563}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 508391856

約数和(自身を除く): 297244336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 293, 320, 563, 586, 640, 1126, 1172, 1280, 1465, 2252, 2344, 2815, 2930, 4504, 4688, 5630, 5860, 9008, 9376, 11260, 11720, 18016, 18752, 22520, 23440, 36032, 37504, 45040, 46880, 72064, 75008, 90080, 93760, 144128, 164959, 180160, 187520, 329918, 360320, 375040, 659836, 720640, 824795, 1319672, 1649590, 2639344, 3299180, 5278688, 6598360, 10557376, 13196720, 21114752, 26393440, 42229504, 52786880, 105573760, 211147520]

約数ペア:

[(1, 211147520), (2, 105573760), (4, 52786880), (5, 42229504), (8, 26393440), (10, 21114752), (16, 13196720), (20, 10557376), (32, 6598360), (40, 5278688), (64, 3299180), (80, 2639344), (128, 1649590), (160, 1319672), (256, 824795), (293, 720640), (320, 659836), (563, 375040), (586, 360320), (640, 329918), (1126, 187520), (1172, 180160), (1280, 164959), (1465, 144128), (2252, 93760), (2344, 90080), (2815, 75008), (2930, 72064), (4504, 46880), (4688, 45040), (5630, 37504), (5860, 36032), (9008, 23440), (9376, 22520), (11260, 18752), (11720, 18016)]