1377547780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{4967}}^1$

素因数の和:5273

約数の個数: 72

約数和(自身を含む): 3377723328

約数和(自身を除く): 2000175548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 283, 490, 566, 980, 1132, 1415, 1981, 2830, 3962, 4967, 5660, 7924, 9905, 9934, 13867, 19810, 19868, 24835, 27734, 34769, 39620, 49670, 55468, 69335, 69538, 99340, 138670, 139076, 173845, 243383, 277340, 347690, 486766, 695380, 973532, 1216915, 1405661, 2433830, 2811322, 4867660, 5622644, 7028305, 9839627, 14056610, 19679254, 28113220, 39358508, 49198135, 68877389, 98396270, 137754778, 196792540, 275509556, 344386945, 688773890, 1377547780]

約数ペア:

[(1, 1377547780), (2, 688773890), (4, 344386945), (5, 275509556), (7, 196792540), (10, 137754778), (14, 98396270), (20, 68877389), (28, 49198135), (35, 39358508), (49, 28113220), (70, 19679254), (98, 14056610), (140, 9839627), (196, 7028305), (245, 5622644), (283, 4867660), (490, 2811322), (566, 2433830), (980, 1405661), (1132, 1216915), (1415, 973532), (1981, 695380), (2830, 486766), (3962, 347690), (4967, 277340), (5660, 243383), (7924, 173845), (9905, 139076), (9934, 138670), (13867, 99340), (19810, 69538), (19868, 69335), (24835, 55468), (27734, 49670), (34769, 39620)]