71464960

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{997}}^1$

素因数の和:1031

約数の個数: 96

約数和(自身を含む): 196166880

約数和(自身を除く): 124701920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 997, 1024, 1120, 1280, 1792, 1994, 2048, 2240, 2560, 3584, 3988, 4480, 4985, 5120, 6979, 7168, 7976, 8960, 9970, 10240, 13958, 14336, 15952, 17920, 19940, 27916, 31904, 34895, 35840, 39880, 55832, 63808, 69790, 71680, 79760, 111664, 127616, 139580, 159520, 223328, 255232, 279160, 319040, 446656, 510464, 558320, 638080, 893312, 1020928, 1116640, 1276160, 1786624, 2041856, 2233280, 2552320, 3573248, 4466560, 5104640, 7146496, 8933120, 10209280, 14292992, 17866240, 35732480, 71464960]

約数ペア:

[(1, 71464960), (2, 35732480), (4, 17866240), (5, 14292992), (7, 10209280), (8, 8933120), (10, 7146496), (14, 5104640), (16, 4466560), (20, 3573248), (28, 2552320), (32, 2233280), (35, 2041856), (40, 1786624), (56, 1276160), (64, 1116640), (70, 1020928), (80, 893312), (112, 638080), (128, 558320), (140, 510464), (160, 446656), (224, 319040), (256, 279160), (280, 255232), (320, 223328), (448, 159520), (512, 139580), (560, 127616), (640, 111664), (896, 79760), (997, 71680), (1024, 69790), (1120, 63808), (1280, 55832), (1792, 39880), (1994, 35840), (2048, 34895), (2240, 31904), (2560, 27916), (3584, 19940), (3988, 17920), (4480, 15952), (4985, 14336), (5120, 13958), (6979, 10240), (7168, 9970), (7976, 8960)]