15375256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 18493544

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 251, 403, 494, 502, 589, 806, 988, 1004, 1178, 1612, 1976, 2008, 2356, 3224, 3263, 4712, 4769, 6526, 7657, 7781, 9538, 13052, 15314, 15562, 19076, 26104, 30628, 31124, 38152, 61256, 61997, 62248, 101153, 123994, 147839, 202306, 247988, 295678, 404612, 495976, 591356, 809224, 1182712, 1921907, 3843814, 7687628, 15375256]

約数ペア:

[(1, 15375256), (2, 7687628), (4, 3843814), (8, 1921907), (13, 1182712), (19, 809224), (26, 591356), (31, 495976), (38, 404612), (52, 295678), (62, 247988), (76, 202306), (104, 147839), (124, 123994), (152, 101153), (247, 62248), (248, 61997), (251, 61256), (403, 38152), (494, 31124), (502, 30628), (589, 26104), (806, 19076), (988, 15562), (1004, 15314), (1178, 13052), (1612, 9538), (1976, 7781), (2008, 7657), (2356, 6526), (3224, 4769), (3263, 4712)]