307554560

素因数分解:

$2^8\times 5^1\times {\mathrm{241}}^1\times {\mathrm{997}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 740488056

約数和(自身を除く): 432933496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 256, 320, 482, 640, 964, 997, 1205, 1280, 1928, 1994, 2410, 3856, 3988, 4820, 4985, 7712, 7976, 9640, 9970, 15424, 15952, 19280, 19940, 30848, 31904, 38560, 39880, 61696, 63808, 77120, 79760, 127616, 154240, 159520, 240277, 255232, 308480, 319040, 480554, 638080, 961108, 1201385, 1276160, 1922216, 2402770, 3844432, 4805540, 7688864, 9611080, 15377728, 19222160, 30755456, 38444320, 61510912, 76888640, 153777280, 307554560]

約数ペア:

[(1, 307554560), (2, 153777280), (4, 76888640), (5, 61510912), (8, 38444320), (10, 30755456), (16, 19222160), (20, 15377728), (32, 9611080), (40, 7688864), (64, 4805540), (80, 3844432), (128, 2402770), (160, 1922216), (241, 1276160), (256, 1201385), (320, 961108), (482, 638080), (640, 480554), (964, 319040), (997, 308480), (1205, 255232), (1280, 240277), (1928, 159520), (1994, 154240), (2410, 127616), (3856, 79760), (3988, 77120), (4820, 63808), (4985, 61696), (7712, 39880), (7976, 38560), (9640, 31904), (9970, 30848), (15424, 19940), (15952, 19280)]